CN110462312A - The control program of the control device of refrigerator system, refrigerator system, the control method of refrigerator system and refrigerator system - Google Patents
The control program of the control device of refrigerator system, refrigerator system, the control method of refrigerator system and refrigerator system Download PDFInfo
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- CN110462312A CN110462312A CN201880020734.2A CN201880020734A CN110462312A CN 110462312 A CN110462312 A CN 110462312A CN 201880020734 A CN201880020734 A CN 201880020734A CN 110462312 A CN110462312 A CN 110462312A
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- motor
- refrigeration machine
- refrigerator system
- starting
- compressor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/005—Arrangement or mounting of control or safety devices of safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/027—Condenser control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/26—Problems to be solved characterised by the startup of the refrigeration cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/27—Problems to be solved characterised by the stop of the refrigeration cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
- F25B2600/0251—Compressor control by controlling speed with on-off operation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Air Conditioning Control Device (AREA)
Abstract
A kind of control device for refrigerator (50) of refrigerator system (1), the refrigerator system have: turborefrigerator (11) has the compressor (60) rotated by motor (72)；Operation panel (20) is installed on turborefrigerator (11), carries out the operation and status display of the turborefrigerator (11)；And starting board (20), power supply is supplied to motor (72), and start the motor (72), wherein, starting board (10) is relative to the starting order for being based on turborefrigerator (11), start the power supply to the motor (72) of compressor (60) and makes its starting, and it is exported to turborefrigerator (11) and starts response and start dial signal, after turborefrigerator (11) stop, it has continued to output in the case where starting response and/or start dial signal, to operation panel (20) output abnormality state.
Description
Technical field
The present invention relates to a kind of control device of refrigerator system, refrigerator system, refrigerator system control method and
The control program of refrigerator system.
Background technique
Monitoring for the failure of the refrigeration machines such as turborefrigerator discloses various methods.
For example, disclosing in patent document 1: the running-active status of long-range monitoring turborefrigerator, and detecting exception
When stop turborefrigerator.Also, disclose in patent document 2: notifying maintenance service personnel when an exception is detected.
Conventional art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2002-90011 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2003-223522 bulletin
Summary of the invention
The invention technical task to be solved
The compressor for being set to refrigeration machine starts to rotate by the starting of motor.When the capacity of the motor is big (such as
1500KW etc.), need to prepare to be known as the device of the dedicated starting board of starting of motor.The starting of motor needs to circulate under high voltages
High current, and starting board is the device that its corresponding power supply is supplied to motor.
In general, using the starting board acted with identical control logic in refrigeration machine and starting board, but also prepare sometimes
The starting board acted with the control logic different from refrigeration machine.In this case, due to control logic difference, such as freeze
Machine output stops request instruction, and starting board is also possible to that the stopping request instruction can not being received.If starting board can not receive stopping
Request instruction can not then stop the power supply to compressor, therefore can not stop compressor, so that there are refrigeration machines, and event occurs
A possibility that barrier.
In the invention disclosed in above patent document 1 and 2, problem as described above is not studied, therefore
Not publicly there is the method for solving the problems, such as this.
The present invention is to complete in light of this situation, is had its purpose is to provide a kind of with the control different from refrigeration machine
The starting board of logical action processed, and can suitably stop the control device of the refrigerator system of compressor, refrigerator system, system
The control method of cold system and the control program of refrigerator system.
For solving the means of technical task
To solve the above-mentioned problems, the control device of refrigerator system of the invention, refrigerator system, refrigerator system
Control method and the control program of refrigerator system use following methods.
In the control device of the refrigerator system involved in the 1st aspect of the present invention, which has: system
Cold has the compressor rotated by motor；Operation panel is set to the refrigeration machine, carries out the operation of the refrigeration machine
And status display；And starting board, Xiang Suoshu motor supplies power supply, and starts the control device of the refrigerator system of the motor,
In, for the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and made, and exports motor start signal and start dial signal to the refrigeration machine, stops it in the refrigeration machine
Afterwards, in the case where having continued to output the motor start signal and/or the start dial signal, the output of Xiang Suoshu operation panel is different
Normal state.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, input has abnormality in the operation panel of refrigeration machine.In this mode, after capable of stopping to external notification refrigeration machine
The case where compressor persistently rotates, and can be notified to operator abnormal.Notification received operator carries out compressor
It stops operation, therefore can suitably stop compressor, and the failure of refrigeration machine can be prevented.
In the control device of the refrigerator system involved in the 2nd aspect of the present invention, which has: system
Cold has the compressor rotated by motor；Operation panel is set to the refrigeration machine, carries out the operation of the refrigeration machine
And status display；And starting board, Xiang Suoshu motor supplies power supply, and starts the control device of the refrigerator system of the motor,
In, for the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and made, and exports motor start signal and start dial signal to the refrigeration machine, stops it in the refrigeration machine
Afterwards, in the case where having continued to output the motor start signal and/or the start dial signal, by the operation panel to described
Starting board exports emergent stopping instruction.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, by the operation panel of refrigeration machine to starting board output emergent stopping instruction.Therefore, according to the method, stop in refrigeration machine
Even if compressor persistently rotates later, starting board can also receive emergent stopping instruction and emergent stopping compressor.Therefore, it does not borrow
Help the operation of operator also can suitably emergent stopping compressor, and the failure of refrigeration machine can be prevented.
It in above-mentioned first method, can be set to as follows, that is, after refrigeration machine stopping, having continued to output described
In the case where motor start signal and/or the start dial signal, starting board output is promptly stopped by the operation panel
Only instruct.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, output has abnormality in operation panel, and by operation panel to starting board output emergent stopping instruction.Thereby, it is possible to
Operator notifies exception and suitably emergent stopping compressor.
In above-mentioned second method, the emergent stopping instruction can be set to as opening and closing (make) signal.
Such as in the case where emergent stopping instruction is pulse signal, if missing the opportunity of stopping, nothing because of failure etc.
Method stops.In this mode, emergent stopping instruction is opening and closing signal, therefore starting board receives the accuracy raising of signal, thus
Can more suitably it stop.
It in above-mentioned first or second mode, can be set to as follows, that is, after refrigeration machine stopping, continuing to output
In the case where having the motor start signal and/or the start dial signal, persistently it is configured and connects in the compressor
The water supply pump of the evaporator connect and be set to condenser cooling water pump operation.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, be persistently configured in evaporator water supply pump and be set to condenser cooling water pump operation.It does not manufacture as a result,
Cold water just can prevent the heat exchanger of evaporator from freezing.
It in above-mentioned first method, can be set to as follows, that is, after refrigeration machine stopping, having continued to output described
In the case where motor start signal and/or the start dial signal, persistently it is configured in the compressor and supply lubrication
The operation of the oil pump of oil.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, persistently carry out the operation of the oil pump of compressor.Thereby, it is possible to inhibit the lubrication shortage of oil of generation compressor, and can
Protect compressor.
It in above-mentioned first method, can be set to as follows, that is, after refrigeration machine stopping, having continued to output described
In the case where motor start signal and/or the start dial signal, with the cold water outlet temperature of the refrigeration machine become with it is cold
The equal mode of water inlet temperature controls the refrigerant control of the compressor.
According to the method, after refrigeration machine stopping, motor start signal and/or start dial signal are continued to output
In the case of, the refrigerant control that the mode equal with cold water inlet temperature controls compressor is become with the cold water outlet temperature of refrigeration machine
Valve processed.Therefore, with simultaneously, the mode of the manufacture without cold water is persistently freezed for circularly cooling agent in the motor of compressor
The control of agent control valve, so as to prevent compressor motor cooling refrigerant deficiency.
Refrigerator system involved in the 3rd aspect of the present invention has the control device of aforementioned refrigerator system.
In the control method of the refrigerator system involved in the 4th aspect of the present invention, which has: system
Cold has the compressor rotated by motor；Operation panel is set to the refrigeration machine, carries out the operation of the refrigeration machine
And status display；And starting board, Xiang Suoshu motor supply power supply, and start the motor, wherein the starting board is relative to being based on
The motor of the starting order of the refrigeration machine, Xiang Suoshu compressor starts power supply and makes its starting, and to the system
Cold output motor start signal and start dial signal, the control method of the refrigerator system have, in the refrigeration machine
After stopping, in the case where having continued to output the motor start signal and/or the start dial signal, Xiang Suoshu operation panel
The process of output abnormality state.
In the control program of the refrigerator system involved in the 5th aspect of the present invention, which has: system
Cold has the compressor rotated by motor；Operation panel is set to the refrigeration machine, carries out the operation of the refrigeration machine
And status display；And starting board, Xiang Suoshu motor supply power supply, and start the motor, wherein the starting board is relative to being based on
The motor of the starting order of the refrigeration machine, Xiang Suoshu compressor starts power supply and makes its starting, and to the system
Cold exports motor start signal and start dial signal, and the control program of the refrigerator system has, in the refrigeration machine
After stopping, in the case where having continued to output the motor start signal and/or the start dial signal, Xiang Suoshu operation panel
The step of output abnormality state.
Invention effect
According to the present invention, the monitoring of the operating status of the compressor after refrigeration machine stopping is carried out, therefore is prevented because not having
The damage of compressor caused by normal stopping.Further, it is possible to protect refrigeration machine, therefore it is able to carry out stable operation.
Detailed description of the invention
Fig. 1 is the schematic structural diagram of refrigerator system involved in expression the 1st embodiment of the invention.
Fig. 2 is the schematic structural diagram of refrigeration machine involved in expression the 1st embodiment of the invention.
Fig. 3 is to indicate as the operation panel of reference example of the invention and the signal under normal conditions of starting board and movement
Timing diagram.
Fig. 4 is the signal indicated as under the operation panel of reference example of the invention and the abnormal conditions of starting board and movement
Timing diagram.
Fig. 5 is the flow chart of the control of malfunction determination unit involved in expression the 1st embodiment of the invention.
Fig. 6 is the timing of the signal and movement of operation panel and starting board involved in expression the 1st embodiment of the invention
Figure.
Fig. 7 is the flow chart of the control of malfunction determination unit involved in expression the 2nd embodiment of the invention.
Fig. 8 is operation/halt instruction involved in expression the 2nd embodiment of the invention and emergent stopping instruction and makees
For the timing diagram of the pulse signal of reference example.
Fig. 9 is the timing of the signal and movement of operation panel and starting board involved in expression the 2nd embodiment of the invention
Figure.
Figure 10 is the flow chart of the control of malfunction determination unit involved in the 3rd embodiment of the invention.
Specific embodiment
Hereinafter, with reference to attached drawing to the control device of refrigerator system according to the present invention, refrigerator system, refrigeration machine system
One embodiment of the control program of the control method and refrigerator system of system is illustrated.
(the 1st embodiment)
Hereinafter, being illustrated using Fig. 1 to 6 pairs of the 1st embodiment of the invention.
Shown with the control device of refrigerator system involved in present embodiment, refrigerator system, refrigeration machine system in Fig. 1
The outline structure of the control program of the control method and refrigerator system of system.
As shown in Figure 1, refrigerator system 1 be used as primary structure, have turborefrigerator (refrigeration machine) 11, starting board 10 and
Control device for refrigerator 50.
The compressor 60 that turborefrigerator 11 has operation panel 20 and rotated by motor 72.
Shown with the outline structure of refrigeration machine involved in present embodiment in Fig. 2.
As shown in Fig. 2, 11 pairs of turborefrigerator supplies are cold and hot to the offer of 86 cold water of the external loadings such as air-conditioning or fan coil.
Turborefrigerator 11 has: compressor 60, compresses refrigerant；Condenser 62, by the high temperature and pressure compressed by compressor 60
Gas refrigerant is condensed；Subcooler 63 assigns supercooling to the liquid refrigerant condensed by condenser 62；High compression swelling
Valve 64 expands the liquid refrigerant from subcooler 63；Intercooler 67 is connect with high-pressure expansion valve 64, and with pressure
The intergrade and inflated with low pressure valve 65 of contracting machine 60 connect；And evaporator 66, make the liquid refrigerating expanded by inflated with low pressure valve 65
Agent evaporation.
Compressor 60 is centrifugal split-compressor, and for the at the uniform velocity machine of constant revolving speed driving.In addition, in Fig. 2,
At the uniform velocity machine is instantiated, but also can be set to and use through inverter revolving speed by variable control compressor.In the system of compressor 60
Cryogen suction inlet is equipped with the entry guide vane (hereinafter referred to as " IGV " of control sucking refrigerant flow.) 76, it is able to carry out turbine refrigeration
The volume controlled of machine 11.
The condensating refrigerant pressure sensor PC for measuring condensating refrigerant pressure is equipped in condenser 62.Subcooler 63
By to the refrigerant of condensation assign it is overcooled in a manner of be set to the refrigerant flow direction downstream side of condenser 62.
It is equipped in condenser 62 and subcooler 63 for they to be carried out with cooling cooling water pipe 80.The cooling water is matched
Pipe 80 is connect with cooling tower 83, cooling water via cooling water pipe 80, between condenser 62, cooling tower 83 and subcooler 63 into
Row circulation.The cooling water of circulation in condenser 62 from refrigerant suction condensation heat (waste heat), and in cooling tower 83 heat release it
Afterwards, it is transported to subcooler 63 again.Heat release in cooling tower 83 is carried out by the heat exchange with extraneous gas.In this way, logical
Supercooling tower 83, the waste heat released in condenser 62 when refrigerant condensation are removed.What is flowed in cooling water pipe 80 is cold
But water pressurized conveying and being set to cooling water pump 84 of cooling water pipe 80.Cooling water pump 84 passes through cooling (not shown)
Water pump is driven with inverter motor.By the way that revolving speed is set as variable, can control the delivery flow of cooling water pump 84 becomes variable.
By being absorbed heat in evaporator 66, the cold water of rated temperature can be obtained.That is, being inserted through in cold in evaporator 66
The cold water flowed in water piping 82 is taken away by its heat by refrigerant cooled.The cold water flowed in cold water piping 82 is logical
It crosses the water supply pump 85 for being set to cold water piping 82 and is pressurized conveying.Water supply pump 85 passes through water supply pump inverter motor (not shown)
Driving.By the way that revolving speed is set as variable, can control the delivery flow of water supply pump 85 becomes variable.
The temperature sensor T that cold water inlet temperature is piped 82 66 entrance of evaporator by being set to cold waterinCome into
Row measurement, the temperature sensor T that cold water outlet temperature is piped 82 66 near exit of evaporator by being set to cold wateroutCome into
Row measurement.
Hot-gas bypass pipe 79 is equipped between the gas phase portion of condenser 62 and the gas phase portion of evaporator 66.Also, it is equipped with and uses
In the hot gas bypass valve 78 of the flow for the refrigerant that control is flowed in hot-gas bypass pipe 79.Heat is adjusted by hot gas bypass valve 78
Thus gas bypass flow is able to carry out the volume controlled in the very small region that control is not enough in IGV76.
In Fig. 2, control device for refrigerator (control device) 50 is sent to by the measured value of various sensor measurements.
Also, control device for refrigerator 50 carries out the control of the valve opening of IGV76 and hot gas bypass valve 78.
In turborefrigerator 11 shown in Fig. 1, to setting condenser 62 and subcooler 63, and in cooling tower 83 to
The case where carrying out heat exchange between the cooling water and refrigerant of external heat rejection, and heating cooling water is described.For example, can also
To be set as such as flowering structure, that is, configure air heat exchanger instead of condenser 62 and subcooler 63, and in air heat exchanger
Heat exchange is carried out between extraneous gas and refrigerant.Turborefrigerator 11 is not limited to feelings only with above-mentioned refrigerating function
Condition.For example, it is also possible to for the refrigeration machine only with heating function or with both refrigerating function and heating function.Also, with
The medium that refrigerant carries out heat exchange can be water, or air.
Control device for refrigerator 50 is for example by CPU (Central Processing Unit), RAM (Random Access
Memory), storage medium that ROM (Read Only Memory) and computer can be read etc. is constituted.Also, for realizing each
The a series of processing of kind function as an example, is stored in storage medium etc., CPU reads the journey to RAM etc. in the form of program
Sequence, and processing/calculation process of implementation information, are achieved in various functions.It is installed in advance in addition, can be applied in program
The mode of ROM or other storage mediums or in such a way that the state to be stored in the storage medium that computer can be read provides,
Via the mode etc. based on wired or wireless means of communication transmission.The storage medium that computer can be read refers to disk, light
Disk, CD-ROM, DVD-ROM, semiconductor memory etc..
Then, the signal of operation panel and starting board as a reference example and movement are illustrated using Fig. 3 and Fig. 4.
In Fig. 3, the signal under normal conditions of operation panel as a reference example and starting board and movement are illustrated in timing diagram.
Also, in Fig. 4, signal and movement under the abnormal conditions of operation panel and starting board as a reference example are illustrated in timing diagram.
According to Fig. 3, the signal under normal conditions and movement of operation panel and starting board as a reference example are illustrated.
In the time t of Fig. 32In, operator starts the operation of turborefrigerator 11 to operate operation panel 20.In the time
t4In, it is indicated by the starting that operation panel 20 exports compressor 60 to starting board 10, receives the starting board 10 of the instruction to operation panel
20 outputs start response (motor start signal), and start power supply for starter motor 72.
Induction conductivity is used in motor 72, therefore the frequency after its starting than source power supply is rotating slowly.It will lead to
It crosses sustainable supply power supply and is set as the proceed-to-send of motor 72 close to the frequency of source power supply and by the case where certain time, rise
Moving plate 10 exports start dial signal (time t to operation panel 205).Here, certain time for example indicates 5~15 seconds.
Continuous service, and in time t16In, operator stops the operation of turborefrigerator 11 to operate operation panel 20.
It is accompanied by this, compressor start instruction stops, and correspondingly, the starting response of starting board 10 and start dial signal also stop
Only, to be stopped to the power supply of motor 72.
In this way, in general, correspondingly with the signal from operation panel 20, from starting board 10 to motor 72
Power supply can stop, therefore compressor 60 stops, and turborefrigerator 11 normally stops.
Then, progress to the signal under the abnormal conditions of operation panel and starting board as a reference example and is acted according to Fig. 4
Explanation.Here, referring to that starting board 10 can not receive the feelings of the output of the stopping request from turborefrigerator 11 under abnormal conditions
Condition.
In Fig. 4, start to process identical as Fig. 3, and the description is omitted.
Continuous service, and in time t16, operator stops the operation of turborefrigerator 11 to operate operation panel 20.Companion
With in this, compressor start instruction stops.The stopping of compressor start instruction is the stopping request from turborefrigerator 11
Output, but starting board 10 can not receive the stopping request, therefore starting board 10 starting response and start dial signal will not
Stop, and persistently carries out the power supply to motor 72.
In this way, persistently carrying out coming from the case that control logic is different between turborefrigerator 11 and starting board 10
The power supply to motor 72 of Moving plate 10, compressor 60 also persistently rotate, and turborefrigerator 11 will not stop, or even having can
It can lead to the failure of compressor 60 or turborefrigerator 11.
Then, in the present embodiment, compressor start is indicated to the starting response and/or start dial signal when stopping
Output state be judged as abnormal, and export malfunction.
The signal of control and operation panel and starting board in present embodiment and movement are said using Fig. 5 and Fig. 6
It is bright.
In Fig. 5, the control of malfunction determination unit involved in present embodiment is illustrated in flow chart.
In step S501, malfunction determination unit 51 determines that compressor start indicates whether to stop in operation panel 20.
In the case where being determined as stopping, it is moved to step S502.In the case where being judged to not stopping i.e. compressor 60 and being running situation,
Return step S501.
In the case where being determined as that compressor start instruction stops, determining the starting response of starting board 10 and/or start knot
Whether beam signal stops (S502).It in the case where being determined as stopping, ending processing, in the case where being judged to not stopping, moves
It moves to step S503.
In the case where being judged to starting response and/or start dial signal does not stop, although stopping in operation panel 20
Turborefrigerator 11, but starting board 10 does not stop, and compressor 60 is also constantly running, and is thus judged as abnormal, to grasp
Make disk 20 and exports malfunction (S503).Here, the output as malfunction, such as can use and be shown in malfunction
Display, the various methods such as beep, issue information.Also, shape can also be exported to the monitoring device of refrigerator system 1
State.
In Fig. 6, the signal of operation panel and starting board involved in present embodiment and movement are illustrated in timing diagram.
In the time t of Fig. 62In, operator starts the operation of turborefrigerator 11 to operate operation panel 20.In the time
t4In, it is indicated by the starting that operation panel 20 exports compressor 60 to starting board 10.The starting board 10 of the instruction is received to operation panel
20 outputs start response (motor start signal), and start power supply for starter motor 72.If 72 proceed-to-send of motor,
Then starting board 10 exports start dial signal (time t to operation panel 205)。
Continuous service, and in time t16, operator stops the operation of turborefrigerator 11 to operate operation panel 20.Companion
With in this, compressor start instruction stops.The stopping of compressor start instruction is the stopping request from turborefrigerator 11
Output.But in the case where starting board 10 can not receive stopping request, the starting response of starting board 10 and proceed-to-send
Signal does not stop, and persistently carries out the power supply to motor 72.
The malfunction determination unit 51 of control device for refrigerator 50 by control shown in fig. 5, be judged to starting response and/
Or start dial signal does not stop, and operation panel 20 is controlled (time t in a manner of exporting malfunction16)。
As described above, according to the present embodiment involved in refrigerator system control device, refrigerator system, refrigeration
The control method of machine system and the control program of refrigerator system, play following function and effect.
According to the present embodiment, it after the stopping of turborefrigerator 11, has continued to output and has started response and/or proceed-to-send
In the case where signal, output has abnormality in the operation panel 20 of turborefrigerator 11.Thereby, it is possible to external notification turbine system
The case where compressor 60 is persistently rotated after cold 11 stops, and can be notified to operator abnormal.It is notification received
Operator stop before compressor 60 is impaired the operation of compressor 60, therefore can suitably stop compressor 60,
And the failure of turborefrigerator 11 can be prevented.
(the 2nd embodiment)
Hereinafter, being illustrated using Fig. 7 to Fig. 9 to the 2nd embodiment of the invention.
In the first embodiment described above, it is set as output malfunction, but in the present embodiment, output emergent stopping refers to
It enables.It is identical as the 1st embodiment for other aspects, therefore simultaneously the description thereof will be omitted for identical structure mark the same symbol.
In Fig. 7, the control of malfunction determination unit involved in present embodiment is illustrated in flow chart.
In step s 701, malfunction determination unit 51 determines that compressor start indicates whether to stop in operation panel 20.
In the case where being determined as stopping, it is moved to step S702.In the case where being judged to not stopping i.e. compressor 60 and being running situation,
Return step S701.
In the case where being determined as that compressor start instruction stops, determining the starting response of starting board 10 and/or start knot
Whether beam signal stops (S702).It in the case where being determined as stopping, ending processing, in the case where being judged to not stopping, moves
It moves to step S703.
In the case where being judged to starting response and/or start dial signal does not stop, although stopping in operation panel 20
Turborefrigerator 11, but starting board 10 does not stop, and compressor 60 is also constantly running, and is thus determined as exception, to grasp
Make disk 20 and carries out emergent stopping instruction (S703).Specifically, the opening and closing for being output into emergent stopping instruction to starting board 10 is believed
Number.Therefore, circuit is arranged in a manner of needing the emergent stopping instruction can receive as opening and closing signal in starting board 10.
In Fig. 8, operation/halt instruction involved in present embodiment and emergent stopping instruction and as a reference example
Pulse signal is illustrated in timing diagram.
As shown in figure 8, operation/halt instruction of operation panel 20 involved in present embodiment is exported by opening and closing signal.
In general, in time ts, the instruction that operation/halt instruction becomes opening and run, opening and closing signal is continuous signal, therefore
It is persistently opened in operation, in time te, operation/halt instruction is as the instruction closed and stopped.
In contrast, the instruction based on pulse signal as a reference example is in time tsOperating instruction, which becomes, to be opened, and
Time teHalt instruction, which becomes, opens.In this way, pulse signal be the instruction based on twinkling signal, if miss halt instruction when
Machine can not then stop turborefrigerator 11 or compressor 60.
Then, it adds the emergent stopping based on opening and closing signal and instructs (trip command).If in time te, operation/stopping refers to
It enables in the case where becoming closing, by control shown in Fig. 7, is judged to starting response and/or start dial signal does not stop, then
Operation panel 20 exports the instruction of compressor emergent stopping, and the starting board 10 for receiving the instruction carries out emergent stopping, and stops to pressure
The power supply of the motor 72 of contracting machine 60.
In Fig. 9, the signal of operation panel and starting board involved in present embodiment and movement are illustrated in timing diagram.
In the time t of Fig. 92, operator starts the operation of turborefrigerator 11 to operate operation panel 20.In time t4,
It is indicated by the starting that operation panel 20 exports compressor 60 to starting board 10, the starting board 10 for receiving the instruction exports operation panel 20
It starts response (motor start signal), and starts power supply for starter motor 72.If 72 proceed-to-send of motor, starts
Disk 10 exports start dial signal (time t to operation panel 205)。
Continuous service, and in time t16, operator operates operation panel 20 and stops the operation of turborefrigerator 11.It is adjoint
In this, compressor start instruction stops.The stopping of compressor start instruction is the stopping request from turborefrigerator 11
Output.But in the case where starting board 10 can not receive stopping request, the starting response of starting board 10 and proceed-to-send letter
Number do not stop, and persistently carries out the power supply to motor 72.
The malfunction determination unit 51 of control device for refrigerator 50 by control shown in Fig. 7, be judged to starting response and/
Or start dial signal does not stop, and operation panel 20 is controlled the (time in a manner of exporting the instruction of compressor emergent stopping
t16).The starting board 10 for receiving the instruction carries out emergent stopping, and stops the power supply (time to the motor 72 of compressor 60
t18)。
As described above, according to the present embodiment involved in refrigerator system control device, refrigerator system, refrigeration
The control method of machine system and the control program of refrigerator system, play following function and effect.
According to the present embodiment, it after the stopping of turborefrigerator 11, has continued to output and has started response and/or proceed-to-send
In the case where signal, emergent stopping instruction is exported to starting board 10 by the operation panel 20 of turborefrigerator 11, even if thus in whirlpool
Compressor 60 is persistently rotated after wheel refrigeration machine 11 stops, and starting board 10 can also receive emergent stopping and instruct and carry out tight
Emergency stop is stopped.Therefore, not by the operation of operator also can suitably emergent stopping compressor 60, and turbine system can be prevented
The failure of cold 11.
Also, such as in the case where emergent stopping instruction is pulse signal, if because failure etc. can not return pulse signal
And miss the opportunity of stopping, then it can not stop, but in the present embodiment, emergent stopping instruction is set as continuous signal and is opened and closed
Signal, the accuracy that thus starting board 10 receives signal improves, so as to more suitably stop.
(the 3rd embodiment)
Hereinafter, being illustrated using Figure 10 to the 3rd embodiment of the invention.
In above-mentioned 2nd embodiment, it is set as output emergent stopping instruction, but in the present embodiment, is carried out for protecting
Protect the control of compressor.It is identical as the 2nd embodiment for other aspects, therefore simultaneously for identical structure mark the same symbol
The description thereof will be omitted.
In Figure 10, the control of malfunction determination unit involved in present embodiment is illustrated in flow chart.
In step s101, malfunction determination unit 51 determines that compressor start indicates whether to stop in operation panel 20.
In the case where being determined as stopping, it is moved to step S102.In the case where being judged to not stopping i.e. compressor 60 and being running situation,
Return step S101.
In the case where being determined as that compressor start instruction stops, determining the starting response of starting board 10 and/or start knot
Whether beam signal stops (S102).It in the case where being determined as stopping, ending processing, in the case where being judged to not stopping, moves
It moves to step S103.
In the case where being judged to starting response and/or start dial signal does not stop, although stopping in operation panel 20
Turborefrigerator 11, but starting board 10 does not stop, and compressor 60 is also constantly running, and is thus determined as exception, to grasp
Make disk 20 and exports malfunction (S103).
Then, in the case where 60 continuous service of compressor, compressor 60 or other can be protected not manufacture cold water just
The mode of the infrastructure component of turborefrigerator 11 carries out the control in each portion.In step S104, be persistently configured in compression
Machine 60 connect evaporator 66 water supply pump 85 and be set to condenser 62 cooling water pump 84 operation.If water supply pump 85 continues
Operation, then cold water is recycled, and if 84 continuous service of cooling water pump, cooling water recycled.
Then, in step s105, persistently it is configured in the operation of the oil pump 90 of the supply lubricating oil of compressor 60.If
90 continuous service of oil pump, then the lubricating oil of compressor 60 is recycled.
Then, in step s 106, become equal with cold water inlet temperature with the cold water outlet temperature of turborefrigerator 11
Mode control the IGV76 of compressor 60.By controlling IGV76 as described above, refrigerant can be made to be recycled, on the other hand,
It is manufactured without cold water.
In the present embodiment, it is set as carrying out all controls of step S104 to S106, but can only execute any one control
System, and also can be set to and combine any one to execute.
As described above, according to the present embodiment involved in refrigerator system control device, refrigerator system, refrigeration
The control method of machine system and the control program of refrigerator system, play following function and effect.
According to the present embodiment, it after the stopping of turborefrigerator 11, has continued to output and has started response and/or proceed-to-send
In the case where signal, be persistently configured in evaporator 66 water supply pump 85 and be set to condenser 62 cooling water pump 84 fortune
Row, thus not manufacturing cold water just can prevent the heat exchanger of evaporator 66 from freezing.
Also, according to the present embodiment, after the stopping of turborefrigerator 11, continues to output and started response and/or rise
In the case where dynamic end signal, the operation of the oil pump 90 of compressor 60 is persistently carried out, thus, it is possible to inhibit to generate compressor 60
Lubricate shortage of oil.Thereby, it is possible to protect compressor 60.
Also, according to the present embodiment, after the stopping of turborefrigerator 11, continues to output and started response and/or rise
In the case where dynamic end signal, the mode control equal with cold water inlet temperature is become with the cold water outlet temperature of turborefrigerator 11
The IGV76 of compressor 60 processed, thus so that refrigerant is recycled in the motor 72 of compressor 60, and the system without cold water
The mode made persistently controls IGV76, so as to prevent compressor 60 motor 72 cooling refrigerant deficiency.
More than, the embodiments of the present invention are had been described in detail with reference to attached drawing, but specific structure is not limited to the reality
Apply mode, the also design alteration etc. comprising not departing from the range of spirit of the invention.
Also combination the respective embodiments described above be can be set to implement.
For example, implemented by the 1st embodiment of combination and the 2nd embodiment, after the stopping of turborefrigerator 11, after
In the case that continuous output has starting response and/or start dial signal, output has abnormality in operation panel 20, and by operation panel
20 pairs of starting boards 10 export emergent stopping instruction, and thus, it is possible to obtain notifying exception and suitably emergent stopping pressure to operator
The effect of contracting machine 60.
Symbol description
1- refrigerator system, 10- starting board, 11- turborefrigerator (refrigeration machine), 20- operation panel, the control of 50- refrigeration machine
Device (control device), 60- compressor, 72- motor.
Claims (according to the 19th article of modification of treaty)
1. a kind of (after correction) control device of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, by the operation panel to starting board output emergent stopping instruction.
The control device of (2. after correction) refrigerator system according to claim 1, wherein
The emergent stopping instruction is opening and closing signal.
The control device of (3. after correction) refrigerator system according to claim 1, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, be persistently configured in the evaporator that is connect with the compressor water supply pump and be set to the cooling water pump of condenser
Operation.
The control device of (4. after correction) refrigerator system according to claim 1 or 2, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, it is persistently configured the operation of the oil pump in the compressor and supply lubricating oil.
The control device of (5. after correction) refrigerator system according to any one of claim 1 to 3, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, the system that the mode equal with cold water inlet temperature controls the compressor is become with the cold water outlet temperature of the refrigeration machine
Cryogen control valve.
A kind of (6. after correction) refrigerator system, has,
The control device of refrigerator system described in claim 1 to 5.
7. a kind of (after correction) control method of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, by the operation panel to starting board output emergent stopping instruction.
8. a kind of control program of (after correction) refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
The control program of the refrigerator system has,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, the step of instruction by the operation panel to starting board output emergent stopping.
(9. deletion)
(10. deletion)
Claims (10)
1. a kind of control device of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, Xiang Suoshu operation panel output abnormality state.
2. a kind of control device of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, by the operation panel to starting board output emergent stopping instruction.
3. the control device of refrigerator system according to claim 1, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, by the operation panel to starting board output emergent stopping instruction.
4. the control device of refrigerator system according to claim 2 or 3, wherein
The emergent stopping instruction is opening and closing signal.
5. the control device of refrigerator system according to any one of claim 1 to 3, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, be persistently configured in the evaporator that is connect with the compressor water supply pump and be set to the cooling water pump of condenser
Operation.
6. the control device of refrigerator system according to any one of claim 1 to 4, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, it is persistently configured the operation of the oil pump in the compressor and supply lubricating oil.
7. the control device of refrigerator system according to any one of claim 1 to 5, wherein
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, the system that the mode equal with cold water inlet temperature controls the compressor is become with the cold water outlet temperature of the refrigeration machine
Cryogen control valve.
8. a kind of refrigerator system, has,
The control device of refrigerator system described in claim 1 to 7.
9. a kind of control method of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
The control method of the refrigerator system has,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, the process of Xiang Suoshu operation panel output abnormality state.
10. a kind of control program of refrigerator system, the refrigerator system have:
Refrigeration machine has the compressor rotated by motor；
Operation panel is set to the refrigeration machine, carries out the operation and status display of the refrigeration machine；And
Starting board, Xiang Suoshu motor supplies power supply, and starts the motor, wherein
For the starting board relative to the starting order based on the refrigeration machine, the motor of Xiang Suoshu compressor starts power supply confession
Its starting is given and is made, and exports motor start signal and start dial signal to the refrigeration machine,
The control program of the refrigerator system has,
After refrigeration machine stopping, the feelings of the motor start signal and/or the start dial signal are continued to output
Under condition, the step of Xiang Suoshu operation panel output abnormality state.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017107752A JP2018204817A (en) | 2017-05-31 | 2017-05-31 | Control apparatus for freezing machine system, freezing machine system, control method for freezing machine system, and control program for freezing machine system |
| JP2017-107752 | 2017-05-31 | ||
| PCT/JP2018/016652 WO2018221086A1 (en) | 2017-05-31 | 2018-04-24 | Control device for refrigerator system, refrigerator system, control method for refrigerator system, and control program for refrigerator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110462312A true CN110462312A (en) | 2019-11-15 |
Family
ID=64454550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880020734.2A Withdrawn CN110462312A (en) | 2017-05-31 | 2018-04-24 | The control program of the control device of refrigerator system, refrigerator system, the control method of refrigerator system and refrigerator system |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20200096243A1 (en) |
| JP (1) | JP2018204817A (en) |
| CN (1) | CN110462312A (en) |
| WO (1) | WO2018221086A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3343400B2 (en) * | 1993-06-30 | 2002-11-11 | 東芝キヤリア株式会社 | Control device for air conditioner |
| JP3420652B2 (en) * | 1995-03-10 | 2003-06-30 | 東芝キヤリア株式会社 | Air conditioner |
| JP3426931B2 (en) * | 1997-10-02 | 2003-07-14 | 三洋電機株式会社 | Air conditioner |
| JP5519447B2 (en) * | 2010-08-31 | 2014-06-11 | 荏原冷熱システム株式会社 | Turbo refrigerator |
| JP5895319B2 (en) * | 2012-01-18 | 2016-03-30 | 九州電力株式会社 | SMR converter |
-
2017
- 2017-05-31 JP JP2017107752A patent/JP2018204817A/en active Pending
-
2018
- 2018-04-24 US US16/495,334 patent/US20200096243A1/en not_active Abandoned
- 2018-04-24 WO PCT/JP2018/016652 patent/WO2018221086A1/en active Application Filing
- 2018-04-24 CN CN201880020734.2A patent/CN110462312A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018204817A (en) | 2018-12-27 |
| WO2018221086A1 (en) | 2018-12-06 |
| US20200096243A1 (en) | 2020-03-26 |
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