CN104501211A - Wood-fired particle fireplace control system - Google Patents
Wood-fired particle fireplace control system Download PDFInfo
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- CN104501211A CN104501211A CN201410839842.6A CN201410839842A CN104501211A CN 104501211 A CN104501211 A CN 104501211A CN 201410839842 A CN201410839842 A CN 201410839842A CN 104501211 A CN104501211 A CN 104501211A
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Abstract
The invention discloses a wood-fired particle fireplace control system, which solves the problems that when the indoor temperature constancy is controlled through motor starting and stopping, the motor damage can be easily caused, and meanwhile, high power damage and great noise pollution can occur through continuous starting and stopping of the motor. The wood-fired particle fireplace control system is characterized by comprising a room temperature detection circuit, a main control circuit and a driving circuit, wherein the main control circuit compares the temperature with the rated temperature set inside the main control circuit through received temperature detection signals, and further outputs driving signals, and meanwhile, the regulation on the indoor temperature can be realized through regulating the rotating speed of the motor after the driving circuit receives the driving signals. The wood-fired particle fireplace control system has the advantages that the regulation on the rotating speed of the motor is realized through the main control circuit, and further, the regulation and the automatic regulation on the room temperature can be realized.
Description
Technical field
The present invention relates to a kind of firebrand hearth particle control system, more particularly, it relates to a kind of firebrand hearth particle full-automatic control system.
Background technology
Fireplace, as the term suggests be the stove be embedded in wall, be a kind of ancient warming installation of American-European resident, the important component part of American-European life culture is also the important articles for use of American-European home decoration, fireplace be household sit around have a rest center, almost there is a fireplace in each room, each fireplace has different styles according to the hobby of owner, and in current allegro work and life, people thirst for enjoying natural, warm, the romantic leisure sensation of fireplace that part of bringing more.
Difference according to comburant can be divided into 4 kinds: coal-burning, firebrand type, firebrand granular pattern, combustion gas (natural gas/liquefied gas) type, the control system of firebrand hearth particle, generally by smoke evacuation motor, send hot blast motor and feeding motor and controller composition, traditional control system, most use motor with cup rotor etc., and it is low to use motor with cup rotor to there is efficiency, speed governing difficulty, the shortcomings such as self-heating is large, thus improve the loss of energy, simultaneously in traditional control system, the drive plate of motor is generally positioned at motor internal, be arranged on motor internal to be then easy to damage, due to motor in use, there will be vibrations, the situations such as heating, and be electronic devices and components in drive plate, be easy to be affected, and cause drive plate to damage, and then motor cannot normally be worked, need to change whole motor and drive plate, cause and waste greatly, improve maintenance and use cost.
General fireplace motor with cup rotor that control system adopts or synchronous motor, because motor with cup rotor speed adjusting performance is bad, and synchronous motor can not speed governing, make when in needs control room during temperature constant, adopt electric motor starting or stop realizing, motor is so not only caused easily to damage, motor ceaselessly start and stop also there will be very large power damage and noise pollution simultaneously, and then the people be in room may be made to can not get good rest when winter uses fireplace, affect healthy while also affect life with work, so current used fireplace control system has certain room for improvement.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of firebrand hearth particle control system that automatically can regulate indoor temperature.
For achieving the above object, the invention provides following technical scheme: a kind of firebrand hearth particle control system, comprising:
Room temperature testing circuit, the temperature value in sensing chamber, with the output temperature detection signal in response to described temperature value;
Governor circuit, it is coupled in room temperature testing circuit and receives temperature detection signal, send hot blast motor control signal to export in response to described temperature detection signal;
Drive circuit, it is coupled in governor circuit reception control signal, with the drive singal of Drazin inverse electric machine rotation in response to described control signal;
The temperature detection signal of described governor circuit by receiving, compare with the rated temperature of governor circuit inner setting, and then output drive signal, can by regulating the adjustment of rotating speed realization to indoor temperature sending hot blast motor after making drive circuit receive drive singal simultaneously.
By adopting technique scheme, room temperature testing circuit is by the temperature sensor of peripheral hardware, receive indoor temperature, the temperature of indoor is transferred to governor circuit to receive simultaneously, and then by comparing with the rated temperature set by governor circuit inside, if when indoor temperature is higher than rated temperature, governor circuit exports the drive singal of a reduction of speed, drive circuit is made to carry out speed governing to sending hot blast motor, reduce the rotating speed sending hot blast motor, thus make hot blast enter indoor amount minimizing, and then ensure that indoor temperature is minimized, if when indoor temperature is lower than rated temperature, governor circuit exports the drive singal of a speed-raising, drive circuit is made to carry out speed governing to sending hot blast motor, improve the rotating speed sending hot blast motor, thus make hot blast enter indoor amount increase, and then ensure that indoor temperature is raised, if when indoor temperature equals rated temperature, governor circuit exports a drive singal at the uniform velocity, drive circuit is made to carry out speed governing to sending hot blast motor, keep sending the rotating speed of hot blast motor constant, thus it is constant to make hot blast enter indoor amount, and then ensure that indoor temperature keeps constant, whole process implementation send the rotating speed of hot blast motor to control indoor temperature by regulating, and do not need to give hot blast motor to realize by opening and closing, greatly improve the stable of whole system and reduce energy consumption.
The present invention is set to further: drive circuit comprises association control circuit, three-phase H-bridge circuit and electric moter voltage real-time detection circuit;
Described association control circuit is coupled in the motor control signal that governor circuit exports to receive governor circuit, to export association's control signal in response to described motor control signal;
Described three-phase H-bridge circuit is coupled in association's control circuit and receives association's control signal, with the output drive signal in response to described association control signal;
The test side of described electric moter voltage real-time detection circuit is coupled in three-phase H-bridge circuit to receive the real-time voltage signal of electric machine rotation, and the output of described electric moter voltage real-time detection circuit is coupled in association's control circuit to export real-time voltage signal;
After described association control circuit receives motor control signal, make three-phase H-bridge circuit output drive signal, and then control electric machine rotation, simultaneously by the voltage of electric moter voltage real-time detection circuit electric machine rotation, avoid voltage excessive and cause motor damage, if voltage is excessive, control three-phase H-bridge circuit whether output drive signal by association's control circuit.
By adopting technique scheme, make association's control circuit after the control signal receiving the motor that governor circuit exports, assist control circuit this control signal to be exported simultaneously, make three-phase H-bridge circuit while receiving control signal, export the drive singal controlling motor speed, and then control electric machine rotation, realize by realizing the speed governing of motor ensureing the constant of room temperature, detected the voltage of motor by electric moter voltage real-time detection circuit simultaneously, electric moter voltage real-time detection circuit is set with rated voltage, if after voltage is greater than rated voltage, association's control circuit is then made to receive the excessive signal of voltage, and then control three-phase H-bridge circuit not at output drive signal, motor is no longer rotated, avoid voltage excessive and cause motor damage.
The present invention is set to further: hot blast temperature testing circuit, and it is coupled in governor circuit with the hot blast temperature detection signal detected by heat outputting air temperature testing circuit.
By adopting technique scheme, the temperature of hot blast temperature testing circuit to hot blast is detected, and specified hot blast temperature set in detected hot blast temperature and governor circuit is compared, if hot blast temperature is lower than specified hot blast temperature, then governor circuit exports the acceleration control signal to feeding motor, carries out speed-raising and controls, the speed of feeding is accelerated by drive circuit to feeding motor, increase the speed of burning, and then ensure that the temperature of hot blast improves.
The present invention is set to further: flame temperature detection circuit, and it is coupled in governor circuit to export flame temperature detection signal detected by flame temperature detection circuit.
By adopting technique scheme, flame temperature detection circuit can be detected the temperature of flame, make governor circuit receive the temperature of flame, be provided with LCDs can be passed through simultaneously and show, be convenient to the situation that user understands whole system.
The present invention is set to further: firing circuit, and it is coupled in the ignition signal that governor circuit reception governor circuit inputs, and implements signal to export igniting in response to described ignition signal.
By adopting technique scheme, after making firing circuit receive ignition signal, can light a fire to the fuel in fireplace, to ensure that fuel can blaze up.
The present invention is set to further: described smoke evacuation motor, send hot blast motor and feeding motor to be DC brushless motor.
By adopting technique scheme, make to change motor with cup rotor into DC brushless motor, thus make the shortcomings such as the efficiency avoiding motor with cup rotor existence itself is low, speed governing is difficult, self-heating is large, greatly reduce energy loss, make the more energy-conserving and environment-protective of whole fireplace.
The present invention is set to further: described governor circuit and drive circuit are all integrated on same circuit board.
By adopting technique scheme, due to motor in use, there will be vibrations, the situations such as heating, and the drive plate of motor is generally positioned at motor internal, and then make the electronic devices and components in drive plate be easy to be affected, drive plate is caused to damage, and then motor cannot normally be worked, need to change whole motor and drive plate, cause and waste greatly, improve maintenance and use cost, governor circuit and drive circuit are integrated into and one piece of circuit board then greatly reduces drive circuit damage and the risk brought, also reduce maintenance cost simultaneously, improve the stability of whole system.
The present invention has following advantage: realize the adjustment to motor speed by governor circuit, and then realize to the adjustment of room temperature with automatically regulate, motor with cup rotor is changed into the problem that DC brushless motor overcomes the vibrations heating that motor with cup rotor has simultaneously, and the drive plate of motor is integrated into after on master control borad and has saved cost, avoiding drive plate can not damage due to the heating vibrations of motor itself.
Accompanying drawing explanation
Fig. 1 is the block diagram of fireplace control system of the present invention;
Fig. 2 is master board block diagram of the present invention;
Fig. 3 is governor circuit of the present invention;
Fig. 4 is DC/DC translation circuit of the present invention;
Fig. 5 is association of the present invention control circuit;
Fig. 6 is three-phase H-bridge circuit of the present invention;
Fig. 7 is electric moter voltage real-time detection circuit of the present invention;
Fig. 8 is room temperature testing circuit of the present invention;
Fig. 9 is hot blast temperature testing circuit of the present invention;
Figure 10 is flame temperature detection circuit of the present invention;
Figure 11 is firing circuit of the present invention;
Figure 12 is man-machine interaction panel circuit of the present invention;
Figure 13 is real time clock circuit of the present invention;
Figure 14 provides circuit for reference voltage of the present invention.
In figure: 1, governor circuit; 2, DC/DC translation circuit; 3, man-machine interaction panel circuit; 4, drive circuit; 41, control circuit is assisted; 42, three-phase H-bridge circuit; 43, electric moter voltage real-time detection circuit; 5, room temperature testing circuit; 6, hot blast temperature testing circuit; 7, flame temperature detection circuit; 8, firing circuit.
Detailed description of the invention
Shown in Figure 14, embodiment is described further.
A kind of firebrand hearth particle control system disclosed by the invention, by room temperature testing circuit 5, hot blast temperature testing circuit 6, the temperature sensor of peripheral hardware in flame temperature detection circuit 7, receive indoor temperature respectively, the temperature of hot blast temperature and flame, each temperature is transferred to governor circuit 1 to receive simultaneously, and then by the rated temperature set by the temperature of indoor and governor circuit 1 inside is compared, hot blast temperature is compared with the hot blast rated temperature set by governor circuit 1 inside, if when indoor temperature is higher than rated temperature, governor circuit 1 exports the drive singal of a reduction of speed, drive circuit 4 is made to carry out speed governing to sending hot blast motor, reduce the rotating speed sending hot blast motor, thus make hot blast enter indoor amount minimizing, and then ensure that indoor temperature is minimized, if when indoor temperature is lower than rated temperature, governor circuit 1 exports the drive singal of a speed-raising, drive circuit 4 is made to carry out speed governing to sending hot blast motor, improve the rotating speed sending hot blast motor, thus make hot blast enter indoor amount increase, and then ensure that indoor temperature is raised, if when indoor temperature equals rated temperature, governor circuit 1 exports a drive singal at the uniform velocity, drive circuit 4 is made to carry out speed governing to sending hot blast motor, keep sending the rotating speed of hot blast motor constant, thus it is constant to make hot blast enter indoor amount, and then ensure that indoor temperature keeps constant, if hot blast temperature is lower than specified hot blast temperature, then governor circuit 1 exports the acceleration control signal to feeding motor, carry out speed-raising by drive circuit 4 pairs of feeding motors to control, the speed of feeding is accelerated, increase the speed of burning, and then ensure that the temperature of hot blast improves, whole process implementation send the rotating speed of hot blast motor and feeding motor to control indoor temperature by regulating, and do not need to give hot blast motor and feeding motor to realize by opening and closing, greatly improve the stable of whole system and reduce energy consumption.
Fig. 1 is the block diagram of fireplace control system, comprise master control borad, Switching Power Supply, man-machine interaction panel module, three DC brushless motors, two temperature sensors, flame detector, igniter, wireless WIFI module and IR remote controllers, wherein the technology that is well known to the skilled person of wireless WIFI module and IR remote controller, is not described further herein.
Fig. 2 is master board block diagram, comprise governor circuit 1, DC/DC translation circuit 2, man-machine interaction panel circuit 3, association's control circuit 41, drive circuit 4, room temperature testing circuit 5, hot blast temperature testing circuit 6, flame temperature detection circuit 7 and firing circuit 8, circuit in master board all to be changed after voltage through DC/DC translation circuit 2 by external power supply powers, room temperature testing circuit 5, hot blast temperature testing circuit 6, flame temperature detection circuit 7 is all detected environment temperature by the temperature sensor of peripheral hardware, the temperature of detection is transferred to governor circuit 1 simultaneously, and by governor circuit 1 control point ignition circuit 8, man-machine interaction panel circuit 3 and drive circuit 4 realize the function itself had separately.
Fig. 3 is governor circuit 1, governor circuit 1 preferably uses chip STM8S103, governor circuit 1 also comprises real time clock circuit disclosed in the peripheral circuit of chip and Figure 13, the technology that described real time clock circuit is well known to those skilled in the art, be not described further herein, first pin of chip STM8S103 is coupled to resistance R18, the other end of resistance R18 couples and power supply, first pin coupling is also connected to the positive pole of diode D6, the negative pole of diode D6 connects power supply, electric capacity C15 one end is coupled to the first pin, other end ground connection, 4th pin also ground connection, 5th pin is coupled to ground connection after shunt capacitance C18 and electric capacity C16, 6th pin is coupled to ground connection after shunt capacitance C17 and electric capacity C19.
Fig. 4 is DC/DC translation circuit 2, preferred use chip BNX005, the B pin of chip BNX005 is coupled to external power supply, PSG pin couples the earth terminal with external power supply, the equal ground connection of CG pin, the CB end of chip BNX005 directly can export+24V power supply to feeding electric motors, the CB end of chip BNX005 connects diode D1 successively simultaneously, the first coil in fuse F1 and associate coil, second coil ground connection of associate coil, piezo-resistance RV1 is connected with between fuse F1 and associate coil, piezo-resistance RV1 when the voltage is high, resistance will diminish, for preventing the situation occurring surge in Switching Power Supply, the side of the first coil of associate coil is coupled to the side of electric capacity C2 successively, the negative pole of Transient Suppression Diode D4, electric capacity C3 side, electric capacity C4 side, the opposite side of electric capacity C2, the positive pole of Transient Suppression Diode D4, electric capacity C3 opposite side, the equal ground connection of electric capacity C4 opposite side, 6th pin of chip TPS5430 and the equal ground connection of the 9th pin, 7th pin is coupled to the side of the negative pole of Transient Suppression Diode D4 simultaneously, first pin of chip TPS5430, 8th pin and the 4th pin are coupled with reduction voltage circuit, the voltage of right+24V carries out step-down, produce the voltage to the+5V of chip power supply, be connected with multiple filter capacitor C5 simultaneously, C6, C7, C8, the voltage end of+5V is connected with LED D3 to indicate whether to output the voltage of+5V simultaneously, LED D3 is series resistance R3 ground connection, by whole DC/DC translation circuit 2 to realize the DC voltage and each chip that motor are provided to+24V, circuit provides the DC voltage of+5V.
Fig. 5, Fig. 6, Fig. 7 is drive circuit 4, wherein Fig. 5 is association's control circuit 41, also preferably chip STM8S103 is used, governor circuit 1 also comprises the peripheral circuit of chip, first pin of chip STM8S103 is coupled to resistance R47, the other end of resistance R47 couples and power supply, first pin coupling is also connected to the positive pole of diode D11, the negative pole of diode D11 connects power supply, electric capacity C26 one end is coupled to the first pin, other end ground connection, 4th pin also ground connection, 5th pin is coupled to ground connection after shunt capacitance C27 and electric capacity C29, 6th pin is coupled to ground connection after shunt capacitance C28 and electric capacity C30.
Fig. 6 is three-phase H-bridge circuit 42, preferred use chip AO4606, be connected with power supply VM after the 4th pin coupling resistance R40 of chip AO4606, to receive the voltage of+24V, 3rd pin is coupled between power supply VM and resistance R40, the circuit of control chip AO4606 break-make is coupled with between resistance R40 and the 4th pin, 20 pin of chip STM8S103 is coupled to the base stage of triode Q3, between the 4th pin being connected to resistance R40 and chip AO4606 after the colelctor electrode of triode Q3 is coupled with resistance R41, the grounded emitter of triode Q3, between the base stage simultaneously positive pole of diode D10 being coupled to resistance R42 and triode Q3, negative pole is coupled between the colelctor electrode of resistance R41 and triode Q3, between base stage one end of resistance R43 being coupled to resistance R42 and triode Q3, other end ground connection, the break-make of triode Q3 is controlled by the 20 pin of chip STM8S103, realize the control to chip AO4606, when triode Q3 conducting, make power supply VM directly by triode Q3 ground connection, no longer chip AO4606 is powered, whole circuit is not worked, when triode Q3 not conducting, power supply VM is made to be coupled to the 4th pin of chip AO4606, chip AO4606 is powered, whole circuit is normally worked, by the 5th pin of chip AO4606, 6th pin, 7th pin, the first interface of motor is connected to after 8th pin is interconnected, it is more than the wherein circuitry phase in three-phase H-bridge circuit 42, quarter-phase circuit and foregoing circuit are all consistent in addition, export the second interface and the 3rd interface respectively, three interfaces are connected with motor the rotation controlling motor.
Fig. 7 is electric moter voltage real-time detection circuit 43, by the voltage of the motor detected by chip AO4606 is exported from the first pin, this voltage is made to be amplified it by electric moter voltage real-time detection circuit 43, be input in association's control circuit 41, controlled by association's control circuit 41 couples of chip AO4606, if after detected voltage is greater than rated voltage, association's control circuit 41 is then made to receive the excessive signal of voltage, and then control three-phase H-bridge circuit 42 not at output drive signal, motor is no longer rotated, avoid voltage excessive and cause motor damage, electric moter voltage real-time detection circuit 43 comprises a comparator LM2901, and the end of oppisite phase of operational amplifier LM2901 is connected to first pin of chip AO4606 after being coupled to resistance R59, be convenient to the voltage of the motor detected by receiving, in-phase end receives rated voltage, rated voltage is obtained by the dividing potential drop of two resistance R57 and R67.
Fig. 8 is room temperature testing circuit 5, reference voltage V ref is provided by the circuit disclosed in Figure 14, the described technology providing the circuit of reference voltage V ref to be well known to those skilled in the art, be not described further herein, ambient temperature is detected by temperature sensor PT100, ambient temperature after series and parallel compensated resistance detected by temperature sensor PT100 is converted into voltage signal, by operational amplifier LM2904, voltage signal is amplified, by clamp, institute's amplifying signal is being remained on the 16 pin that fixed value outputs to the chip STM8S103 in governor circuit 1, and then by comparing with the rated temperature set by governor circuit 1 inside, if when indoor temperature is higher than rated temperature, governor circuit 1 exports the drive singal of a reduction of speed, drive circuit 4 is made to carry out speed governing to sending hot blast motor, reduce the rotating speed sending hot blast motor, thus make hot blast enter indoor amount minimizing, and then ensure that indoor temperature is minimized, if when indoor temperature is lower than rated temperature, governor circuit 1 exports the drive singal of a speed-raising, drive circuit 4 is made to carry out speed governing to sending hot blast motor, improve the rotating speed sending hot blast motor, thus make hot blast enter indoor amount increase, and then ensure that indoor temperature is raised, if when indoor temperature equals rated temperature, governor circuit 1 exports a drive singal at the uniform velocity, drive circuit 4 is made to carry out speed governing to sending hot blast motor, keep sending the rotating speed of hot blast motor constant, thus it is constant to make hot blast enter indoor amount, and then ensure that indoor temperature keeps constant.
Fig. 9 is hot blast temperature testing circuit 6, described hot blast temperature testing circuit 6 is as described in room temperature testing circuit 5, both circuit are consistent, therefore do not do repeated description, detected by the temperature of temperature sensor PT100 to hot blast, hot blast temperature after series and parallel compensated resistance detected by temperature sensor PT100 is converted into voltage signal, by operational amplifier LM2904, voltage signal is amplified, by clamp, institute's amplifying signal is being remained on the 15 pin that fixed value outputs to the chip STM8S103 in governor circuit 1, and the voltage of specified hot blast temperature set in detected voltage signal and governor circuit 1 is compared, if hot blast temperature is lower than specified hot blast temperature, then governor circuit 1 exports the acceleration control signal to feeding motor, carry out speed-raising by drive circuit 4 pairs of feeding motors to control, the speed of feeding is accelerated, increase the speed of burning, and then ensure that the temperature of hot blast improves.
Figure 10 is flame temperature detection circuit 7, reference voltage V ref is provided by the circuit disclosed in Figure 14, the described technology providing the circuit of reference voltage V ref to be well known to those skilled in the art, be not described further herein, by thermistor NTC flame detection temperature, flame temperature after series and parallel compensated resistance detected by thermistor NTC is converted into voltage signal, by operational amplifier LM2904, voltage signal is amplified, passing through parallel resistance, electric capacity realizes filtering, the 14 pin of the chip STM8S103 in governor circuit 1 is outputted at voltage signal, be provided with LCDs can be passed through to show simultaneously, be convenient to the situation that user understands whole system.
Figure 11 is firing circuit 8, firing circuit 8 controls single-pole double-throw switch (SPDT) relay K 1 by triode Q1, the 17 pin of chip STM8S103 is connected to after the base stage coupling resistance R36 of triode Q1, to receive the control ignition signal that chip STM8S103 exports, one end of resistance R37 is coupled between the base stage of triode Q1 and resistance R36, other end ground connection, power supply is connected to after the colelctor electrode of triode Q1 is couple to the coil of single-pole double-throw switch (SPDT) relay K 1, coil sides is parallel with diode D9 simultaneously, the control ignition signal exported by chip STM8S103, triode Q1 is disconnected, and then coil is no longer energized, make the switch of single-pole double-throw switch (SPDT) relay K 1 by ignition wire conducting, and then realize igniting, after igniting terminates, make triode Q1 conducting, and then make coil electricity, the switch of single-pole double-throw switch (SPDT) relay K 1 is made to get to the other end, ignition wire is closed.
Figure 12 is man-machine interactive panel circuit 3, man-machine interaction panel circuit 3, it is coupled in temperature detection signal, hot blast temperature detection signal and flame temperature detection signal that governor circuit 1 accepts received by governor circuit 1, room temperature, hot blast temperature and flame temperature are shown on the LCDs included by interpersonal interactive panel circuit, the technology that man-machine interaction panel circuit 3 is well known to those skilled in the art, is not described further herein.
Smoke evacuation motor required for whole system, hot blast motor and feeding motor is sent all to adopt DC brushless motor, realize stepless speed regulation, and speed adjustable range is wide, overload capacity is strong, thus make the efficiency avoiding motor with cup rotor existence itself low, speed governing difficulty, the shortcomings such as self-heating is large, greatly reduce energy loss, make the more energy-conserving and environment-protective of whole fireplace, governor circuit 1 and drive circuit 4 are all integrated on same circuit board simultaneously, due to motor in use, there will be vibrations, the situations such as heating, and the drive plate of motor is generally positioned at motor internal, and then make the electronic devices and components in drive plate be easy to be affected, drive plate is caused to damage, and then motor cannot normally be worked, need to change whole motor and drive plate, cause and waste greatly, improve maintenance and use cost, governor circuit 1 and drive circuit 4 are integrated into and one piece of circuit board then greatly reduce drive circuit 4 and damage and the risk brought, also reduce maintenance cost simultaneously, improve the stability of whole system.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a firebrand hearth particle control system, is characterized in that comprising:
Room temperature testing circuit, the temperature value in sensing chamber, with the output temperature detection signal in response to described temperature value;
Governor circuit, it is coupled in room temperature testing circuit and receives temperature detection signal, send hot blast motor control signal to export in response to described temperature detection signal;
Drive circuit, it is coupled in governor circuit reception control signal, with the drive singal of Drazin inverse electric machine rotation in response to described control signal;
The temperature detection signal of described governor circuit by receiving, compare with the rated temperature of governor circuit inner setting, and then output drive signal, can by regulating the adjustment of rotating speed realization to indoor temperature sending hot blast motor after making drive circuit receive drive singal simultaneously.
2. firebrand hearth particle control system according to claim 1, is characterized in that: drive circuit comprises association control circuit, three-phase H-bridge circuit and electric moter voltage real-time detection circuit;
Described association control circuit is coupled in the motor control signal that governor circuit exports to receive governor circuit, to export association's control signal in response to described motor control signal;
Described three-phase H-bridge circuit is coupled in association's control circuit and receives association's control signal, with the output drive signal in response to described association control signal;
The test side of described electric moter voltage real-time detection circuit is coupled in three-phase H-bridge circuit to receive the real-time voltage signal of electric machine rotation, and the output of described electric moter voltage real-time detection circuit is coupled in association's control circuit to export real-time voltage signal;
After described association control circuit receives motor control signal, make three-phase H-bridge circuit output drive signal, and then control electric machine rotation, simultaneously by the voltage of electric moter voltage real-time detection circuit electric machine rotation, avoid voltage excessive and cause motor damage, if voltage is excessive, control three-phase H-bridge circuit whether output drive signal by association's control circuit.
3. firebrand hearth particle control system according to claim 1, characterized by further comprising: hot blast temperature testing circuit, and it is coupled in governor circuit with the hot blast temperature detection signal detected by heat outputting air temperature testing circuit.
4. firebrand hearth particle control system according to claim 1, characterized by further comprising: flame temperature detection circuit, and it is coupled in governor circuit to export flame temperature detection signal detected by flame temperature detection circuit.
5. firebrand hearth particle control system according to claim 1, characterized by further comprising: firing circuit, and it is coupled in the ignition signal that governor circuit reception governor circuit inputs, and implements signal to export igniting in response to described ignition signal.
6. the firebrand hearth particle control system according to the arbitrary claim of claim 1 to 5, is characterized in that: smoke evacuation motor, send hot blast motor and feeding motor to be DC brushless motor.
7., according to the firebrand hearth particle control system of claim 6 arbitrarily described in claim, it is characterized in that: described governor circuit and drive circuit are all integrated on same circuit board.
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| CN201410839842.6A CN104501211B (en) | 2014-12-29 | 2014-12-29 | Firebrand hearth particle control system |
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| CN201410839842.6A CN104501211B (en) | 2014-12-29 | 2014-12-29 | Firebrand hearth particle control system |
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| CN105299698A (en) * | 2015-10-26 | 2016-02-03 | 重庆光煦科技有限公司 | Intelligent biomass stove capable of adjusting temperature automatically |
| CN106196178A (en) * | 2016-07-07 | 2016-12-07 | 宁波圣菲机械制造有限公司 | A kind of biomass fireplace |
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| CN101960148A (en) * | 2008-03-06 | 2011-01-26 | 松下电器产业株式会社 | Ventilation device and electrical equipment in which same is installed |
| CN201416907Y (en) * | 2009-04-02 | 2010-03-03 | 宁波鸿升壁炉有限公司 | Control system of wood particle burning fireplace |
| CN101737900A (en) * | 2009-12-29 | 2010-06-16 | 卧龙电气集团股份有限公司 | Method and device for feedback control of air quantity of central air conditioner |
| CA2775540A1 (en) * | 2011-05-23 | 2012-11-23 | Lennox Industries Inc. | Control system and method for both energy saving and comfort control in an air conditioning system |
| CN203151414U (en) * | 2013-04-18 | 2013-08-21 | 中国扬子集团滁州扬子空调器有限公司 | Outdoor motor control circuit of brushless motor air-conditioning system |
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| CN105299698A (en) * | 2015-10-26 | 2016-02-03 | 重庆光煦科技有限公司 | Intelligent biomass stove capable of adjusting temperature automatically |
| CN105299698B (en) * | 2015-10-26 | 2018-08-21 | 重庆光杰新能源科技有限公司 | A kind of intelligent biology matter stove of automatic temperature-control |
| CN106196178A (en) * | 2016-07-07 | 2016-12-07 | 宁波圣菲机械制造有限公司 | A kind of biomass fireplace |
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| CN104501211B (en) | 2017-07-11 |
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