CN110244576A - A kind of two net balance methods adjusted based on Computer Simulation - Google Patents
A kind of two net balance methods adjusted based on Computer Simulation Download PDFInfo
- Publication number
- CN110244576A CN110244576A CN201910470504.2A CN201910470504A CN110244576A CN 110244576 A CN110244576 A CN 110244576A CN 201910470504 A CN201910470504 A CN 201910470504A CN 110244576 A CN110244576 A CN 110244576A
- Authority
- CN
- China
- Prior art keywords
- valve
- flow
- hydraulic
- aperture
- debugging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Air Conditioning Control Device (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
A kind of two net balance methods adjusted based on Computer Simulation, belong to heating system secondary network technical field.Technical scheme steps are as follows: drawing heating system secondary pipe network plan view, determine branched heat-supplying area of respectively registering one's residence, establish secondary network system model；Using hydraulic analysis system, each pipeline flow and valve ideal aperture are obtained by water force；Just balance is realized in the first debugging for carrying out valve before heat supply, when cold operation；The return water temperature of preliminary heating period combination system standpipe, the variation of room temperature carry out the hot debugging of valve, realize hydraulic equilibrium.Beneficial effect is: the balance method is solved heating system secondary network hydraulic misadjustment phenomenon by the present invention, valve opening is calculated in conjunction with valve flow characteristic curve by computer simulation heating system hydraulic regime, then it is arranged according to the valve opening of calculating, realizes secondary network hydraulic equilibrium.
Description
Technical field
The invention belongs to heating system secondary network technical field more particularly to a kind of two nets adjusted based on Computer Simulation
Balance method.
Background technique
The reducing energy consumption of heating system at present is seldom related to mainly for a pipe network, the i.e. unattended transformation of heat exchange station
Secondary pipe network causes secondary pipe network hydraulic misadjustment phenomenon extremely widespread, and noneffective heating resulting from is that current energy consumption is excessively high
Greatest problem, loss amount account for about 20% of heating load or so.Simultaneously because secondary pipe network is uneven, lead to production of intelligent system
Also it is unable to give full play energy-saving effect.
The hydraulic misadjustment of secondary network is mainly shown as that the flow transmission & distribution of each loop are unbalanced, causes the room temperature of user cold and hot not
, near-end user room temperature is higher, and heat supply is excessive, and operation cost of enterprises is high；Remote subscriber is because of the relatively low frequent complaint of room temperature, society, enterprise
Meeting pressure is big.To alleviate heating system thermal misadjustment problem, often using the method for increasing circular flow, that is, use " big flow,
The heating operation mode of the small temperature difference " can make the confession of most of user although can be relieved the problem of certain customers' heating load deficiency
Heat is bigger than normal, causes the significant wastage of the energy, and increase pump flow, certainly will will cause the increase of power consumption.Meanwhile
Due to secondary pipe network imbalance, also causes automatic Control System for Heat Exchanging Station to cannot achieve automatic running indirectly, rest on the method for operation
Remote manual is adjusted, and energy-saving benefit is little.
Therefore, to be energy saving, heating quality is improved, in conjunction with the two existing actual conditions of net, carries out reasonable hydraulic equilibrium tune
Section, it is imperative to heating enterprise.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the present invention provides a kind of two adjusted based on Computer Simulation
Net balance method, the balance method solve heating system secondary network hydraulic misadjustment phenomenon, pass through computer simulation heat supply system
System hydraulic regime calculates valve opening in conjunction with valve flow characteristic curve, is then arranged according to the valve opening of calculating, realizes
Secondary network hydraulic equilibrium.
Technical solution is as follows:
A kind of two net balance methods adjusted based on Computer Simulation, steps are as follows:
S1, heating system secondary pipe network plan view is drawn, determines branched heat-supplying area of respectively registering one's residence, establishes secondary network system mould
Type；
S2, using hydraulic analysis system, each pipeline flow and valve ideal aperture are obtained by water force；
S3, the first debugging for carrying out valve realize just balance before heat supply, when cold operation；
The return water temperature of S4, preliminary heating period combination system standpipe, the variation of room temperature carry out the hot debugging of valve, realize water
Dynamic balance.
Further, using architecture information, area of heat-supply service information, user information, hydraulic calculation model is established, valve is calculated
Doorway diameter, work aperture, the relationship between the interior diameter and flow, specific frictional resistance of pipe are indicated with following formula:
Wherein R represents specific frictional resistance, and K represents roughness, GtThe water flow of pipeline section is represented, ρ represents the density of water, and d represents pipe
The interior diameter of son；
Flow velocity is equal to flow conduit area of section, such as following formula:
V=Gt/(900πd2) (2)
Wherein V represents flow velocity, and π represents pi；
When valve aperture type selecting, hydraulic calculation model calculates specific frictional resistance by formula (1), determines the available pressure on valve
Difference is calculated using following formula:
Δ p=Rn-ps-Pmin (3)
Wherein Δ p represents available pressure difference, and R represents specific frictional resistance, and n represents index circuit number, psRepresent each user's pipe network pressure
Difference, pminRepresent the minimum available pressure difference formerly set；
Kv is sought in conjunction with design discharge, valve aperture is selected according to Kv, calculation formula is as follows:
Wherein Kv represents valve at 100KPa, when standard-sized sheet by flow, Q represents design discharge；
After valve aperture determines, Kv is asked according to formula (4), inquires characteristic curve, determines corresponding work aperture.
Further, the valve uses quiescent flow balanced valve, and the quiescent flow balanced valve installation site is in building
Inlet.
Further, the just debugging step is as follows: the valve inventory and valve opening provided by hydraulic analysis software, peace
Quiescent flow balanced valve is filled, and locks aperture.
Further, when cold conditions is debugged, quiescent flow balanced valve working flow is corrected by hydraulic equilibrium instrument in-site measurement,
Hydraulic equilibrium effect is set to reach perfect condition.
Further, the hot debugging step is as follows: in preliminary heating period, the return water temperature that heating system is compared in analysis becomes
Change the room temperature situation of change after situation, and debugging, section is then finely adjusted to part valve according to situation of change again, completes
After thin tuning work, the standpipe return water temperature of heating system is measured and recorded.
The beneficial effects of the present invention are:
The two net balance methods of the present invention adjusted based on Computer Simulation can effectively reduce adjusting workload, be promoted
Adjust efficiency；Two net equilibrium levels are improved, operating flux can be reduced, power savings are obvious.
After heating system secondary pipe network hydraulic equilibrium, one time no matter pipe network side uses matter to adjust, or amount is adjusted, excellent
It when changing operation, can be regulated and controled using a room temperature as standard, guarantee the efficient operation of pipe network of heating system.
In terms of secondary pipe network balance adjustment is mainly reflected in following two to the reduction of heat supply running energy consumption:
1) indicator of power consumption
The method of operation that can change secondary pipe network traditional " big flow, the small temperature difference ", reduces the electric consumption of water pump.It is expected that subtracting
Few flow 10%, 10%~20% or more theory economize on electricity.
2) heat consumption index
Change user's room temperature phenomenon uneven in temperature, realize automatic running, improve heat supply efficiency, a heating season is at least saved
5% or more thermal energy.
Detailed description of the invention
Fig. 1 is valve schematic view of the mounting position of the present invention；
Fig. 2 is static balancing valve outline drawing of the present invention；
Fig. 3 is valve gate technology parameter schematic diagram of the present invention；
Fig. 4 is hydraulic equilibrium debugging instrument pictorial diagram of the present invention；
Fig. 5 is hydraulic equilibrium debugging instrument mobile phone software interface figure of the present invention；
Fig. 6 is water force schematic diagram of the present invention；
Fig. 7 is valve flow characteristic curve synoptic diagram of the present invention.
Specific embodiment
1-7 is described further to based on the two net balance methods that Computer Simulation is adjusted with reference to the accompanying drawing.
Embodiment 1
A kind of two net balance methods adjusted based on Computer Simulation, steps are as follows:
S1, heating system secondary pipe network plan view is drawn, determines branched heat-supplying area of respectively registering one's residence, establishes secondary network system mould
Type；
S2, using hydraulic analysis system, each pipeline flow and valve ideal aperture are obtained by water force；
Water force is to calculate the data such as each pipeline flow, pressure drop, pressure difference using hydraulic principle.
Valve ideal aperture refers to that ideally when two nets balance, the aperture of valve, debugging seeks to arrive valve regulated
Perfect condition aperture, calculating can provide a calculating aperture, have calculating error with ideal aperture, need the debugging of later period cold conditions, heat
State debugging makes up.Without specific data area, only (bore is different, and maximum opening is not by 0 to maximum opening for each valve opening
Together, common 4.0,5.0,9.0).
Valve flow characteristic curve, the i.e. relationship of 100KPA down-off and aperture can be used when calculating.Practical valve working
Pressure difference is generally not 100KPA, it is necessary to which software for calculation calculates actual pressure differential and aperture.
S3, the first debugging for carrying out valve realize just balance before heat supply, when cold operation；
The return water temperature of S4, preliminary heating period combination system standpipe, the variation of room temperature carry out the hot debugging of valve, realize water
Dynamic balance.
Further, using architecture information, area of heat-supply service information, user information, hydraulic calculation model is established, valve is calculated
Doorway diameter, work aperture, the relationship between the interior diameter and flow, specific frictional resistance of pipe are indicated with following formula:
Wherein R represents specific frictional resistance, and K represents roughness, GtThe water flow of pipeline section is represented, ρ represents the density of water, and d represents pipe
The interior diameter of son；
Flow velocity is equal to flow conduit area of section, such as following formula:
V=Gt/(900πd2) (2)
Wherein V represents flow velocity, and π represents pi；
When valve aperture type selecting, hydraulic calculation model calculates specific frictional resistance by formula (1), determines the available pressure on valve
Difference is calculated using following formula:
Δ p=Rn-ps-Pmin (3)
Wherein Δ p represents available pressure difference, and R represents specific frictional resistance, and n represents index circuit number, psRepresent each user's pipe network pressure
Difference, pminRepresent the minimum available pressure difference formerly set；
Kv is sought in conjunction with design discharge, valve aperture is selected according to Kv, calculation formula is as follows:
Wherein Kv represents valve at 100KPa, when standard-sized sheet by flow, Q represents design discharge；
After valve aperture determines, Kv is asked according to formula (4), inquires characteristic curve, determines corresponding work aperture.
Further, the valve uses quiescent flow balanced valve, and the quiescent flow balanced valve installation site is in building
Inlet.
Further, the just debugging step is as follows: the valve inventory and valve opening provided by hydraulic analysis software, peace
Quiescent flow balanced valve is filled, and locks aperture.
Further, when cold conditions is debugged, quiescent flow balanced valve working flow is corrected by hydraulic equilibrium instrument in-site measurement,
Hydraulic equilibrium effect is set to reach perfect condition.
Further, the hot debugging step is as follows: in preliminary heating period, the return water temperature that heating system is compared in analysis becomes
Change the room temperature situation of change after situation, and debugging, section is then finely adjusted to part valve according to situation of change again, completes
After thin tuning work, the standpipe return water temperature of heating system is measured and recorded.
Embodiment 2
The general implementation process of the present embodiment:
Heating system secondary pipe network plan view is drawn first, determines branched heat-supplying area of respectively registering one's residence, branching valve form (valve
Door rating curve), secondary network system model is established, using the hydraulic analysis system of stand-alone development, passes through hydraulic equilibrium meter
Calculation obtains each pipeline flow and valve ideal aperture, as the foundation of secondary pipe network debugging, the first debugging of valve is carried out, in heat supply
Before, just balance is just realized when cold operation.Preliminary heating period, in conjunction with the return water temperature of system standpipe, the variation of room temperature is carried out
The fine tuning of valve tries.
Specific embodiment
The selection of 1- regulation scheme
There are four types of common secondary network tune schemes:
1) it is adjusted using existing valve thermometric
2) motorized adjustment valve regulation
3) static balancing valve regulation
4) dynamic equilibrium valve regulation
By the comparison of above four kinds of schemes, static balancing valve regulative mode is small investment, degree of regulation height, maintenance work
Optimum implementation small, that adjusting workload is less is measured, and can be saved according to two net operating flux of changing load after adjustment
Electricity, section thermal effect are obvious.Therefore this programme carries out two net balance adjustments using static balancing valve.
2- embodiment
2.1- debugging principle
Traditional regulation method uses return water temperature to adjust merely, time-consuming and laborious, and fineness is poor, ineffective.Some uses
Self-operated flow or pressure-difference valve method, but there are secondary network can only constant flow operation, power consumption is high, and initial cost is big, maintenance
The problems such as big.In recent years, also have using remote electrically controlled valve, or do the case of two nets balance transformation using heat death theory equipment, but
It is high all to there is investment, the big problem of maintenance (being detailed in table one).
The application uses hydraulic analysis method, first drafting heating system secondary pipe network plan view, determines branch's confession of respectively registering one's residence
Heat area, branching valve form (valve flow characteristic curve), establishes secondary network system model, utilizes the waterpower point of stand-alone development
Analyse analysis system, each pipeline flow and valve ideal aperture are obtained by hydraulic equilibrium calculation, as secondary pipe network debugging according to
According to carrying out the first debugging of valve, before heat supply, just balance just realized when cold operation.Preliminary heating period, in conjunction with system standpipe
Return water temperature, room temperature variation carry out valve fine tuning examination.After debugging is steady, according to the collected data, using stand-alone development
Thermal drying analyze software, optimization be calculated the heat exchange station for return water weather compensation curve, realize automatic running.
2.2- conceptual design and capital equipment
2.2.1- conceptual design
According to heating system secondary pipe network plan view, system model is established in hydraulic analysis software systems, heat supply is looked forward to
Architecture information that industry provides is entered into for thermal information, user information and to design a model, then calculate pipeline flow, flow velocity and
Balanced valve bore, work aperture.If heating enterprise does not have complete basic information, pass through inspection of the scene of a crime completion basic information.
Valve aperture and aperture are determined by water force result, and is installed at the scene, can be established two nets and just be balanced.Valve
Door scheme of installation is as shown in Figure 1.
This programme uses data interlock formula static balancing valve, sees next section.Valve installation site is in the inlet Lou Dong, finally in fact
Balance between existing building.
By each building entrance static balancing valve of adjusting, it can be achieved that the hydraulic equilibrium between each building of secondary pipe network, primary to adjust
Section, long term benefit.After static balancing valve is installed, also it can make water by hydraulic equilibrium instrument in-site measurement correction work flow
Force balance effect reaches perfect condition.
2.2.2- static balancing valve
Number lock static balancing valve is liquid line hydraulic equilibrium valve, it has outstanding regulation performance, cuts
Only function, also there is opening value, which to show, can reach the effect of section thermal center electricity using the valve in heating system with aperture lock function
Fruit.
1) the characteristics of static balancing valve:
Excellent regulation performance, degree of regulation can reach 0.1 circle；
Support flow measurement；
It supports locking, avoids unauthorized valve operation；
Valve shutoff operation is supported after locking, can cope with emergency episode.
2) valve gate technology parameter
Nominal pressure: 16MPa；
Medium temperature: -10 DEG C~120 DEG C；
Valve body material: spheroidal graphite cast-iron；
Valve rod: stainless steel, valve are enclosed in valve by using stainless steel material, while by valve rod, can avoid conventional flat
The problem of valve valve rod that weighs corrodes, guarantees valve operation accuracy, regulation performance；
Spool: stainless steel, valve valve core are valve regulated critical component, direct relation valve regulated performance；Using stainless
Steel material can effectively avoid spool corrosion, guarantee valve regulated performance；
This valve movable part uses stainless steel material, ensure that Long-Term Properties.
Remarks: DN40 and the following are silks to connect copper valve.
3) hydraulic equilibrium debugging instrument and software kit
Hydraulic equilibrium debugging instrument can measure valve working pressure difference, pass through matched handset software by valve both ends pressure tap
The operting differential pressure and working flow measured can be inquired.
2.3- is just debugged
Before heat supply, the valve inventory and valve opening provided by hydraulic analysis software installs waterpower static balancing valve, and
Aperture is locked, in cold operation, to actual flow repetition measurement, realizes that two net flows just balance, it is ensured that heat supply is basicly stable.
2.4- fine tuning examination
In preliminary heating period, the room temperature variation after the return water temperature situation of change of heating system, and debugging is compared in analysis
Then situation is finely adjusted section to part valve according to situation of change again, after completing thin tuning work, to the standpipe of heating system
Return water temperature is measured and is recorded.
Thin tuning is as auxiliary adjustment means.
The analysis of 3- debugging result
Debugging result is " valve opening and flow inventory ", and the aperture and flow of each valve are shown in the inventory.
Auxiliary data is " room temperature analysis " and " analysis of standpipe return water temperature ".Auxiliary data makees auxiliary adjustment reference.
3.1- valve opening and flow inventory
After valve report embodies secondary pipe network balance, the aperture and working flow of each static balancing valve, valve opening
It can be used as the foundation that original aperture is then returned to after valve is safeguarded.
3.2- assistant analysis data
3.2.1 room temperature is analyzed
Room temperature report embodies the variation of room temperature before and after secondary pipe network balance adjustment, while can reflect out current entire area
Heat supply situation in domain.
3.2.2 standpipe return water temperature is analyzed
Standpipe return water temperature report embodies the situation of change of return water temperature after secondary pipe network balance adjustment, in addition, return water
Temperature is also the important evidence of secondary pipe network balance adjustment.
4- performance assessment criteria
This programme realizes secondary pipe network flow equilibrium by quiescent flow balanced valve, the whole network water force.Therefore examination refers to
It is designated as hydraulic equilibrium degree.According to " Heating Residential Buildings energy efficiency inspection standard " JGJ 132-2009, hydraulic equilibrium degree reaches 0.9~
1.2。
5- cost effectiveness analysis
This programme can realize secondary pipe network hydraulic equilibrium, guarantee to meet " Heating Residential Buildings section by the flow of each valve
Can test stone " requirement in JGJ 132-2009 about hydraulic equilibrium degree.Using suitable fortune on the basis of two net balances
Row shaping modes carry out running optimizatin, can achieve the economic benefit of economize on electricity, section heat.
5.1- cost
According to previous project experiences, if secondary pipe network balance is transformed with unit, transformation target of budgetary estimate is about 1.5~
2 Yuan/㎡.The each unit heating area of general skyscraper is big, and opposite valve quantity is few, and investment target is low；Low-rise building is each
Unit heating area is small, and opposite valve quantity is more, and investment target is high.
Specific cost needs to be determined according to basic data or field research.
5.2 Economic and Efficiency Analysis
After heating system secondary pipe network hydraulic equilibrium, one time no matter pipe network side uses matter to adjust, or amount is adjusted, excellent
It when changing operation, can be regulated and controled using a room temperature as standard, guarantee the efficient operation of pipe network of heating system.
In terms of secondary pipe network balance adjustment is mainly reflected in following two to the reduction of heat supply running energy consumption:
1) indicator of power consumption
The method of operation that can change secondary pipe network traditional " big flow, the small temperature difference ", reduces the electric consumption of water pump.It is expected that subtracting
Few flow 10%, 10%~20% or more theory economize on electricity.
2) heat consumption index
Change user's room temperature phenomenon uneven in temperature, realize automatic running, improve heat supply efficiency, a heating season is at least saved
5% or more thermal energy.
5.3- promotes heat supply service satisfaction
User's room temperature is to evaluate the best standard of heating enterprise service quality.User is reduced because secondary pipe network hydraulic unbalance is made
At room temperature complaint uneven in temperature, the service image of heating enterprise is promoted.
6- technical advance
The technical advance of this programme is embodied in two aspects:
6.1- heat supply waterpower Work condition analogue analysis system
We have developed a kind of completely new analysis methods for current complex grid, are modeled as example with typical heat supply network, build
Mould is mainly reflected in hydraulic model, and the operating status of one heat supply network of full simulation realizes hydraulic equilibrium.This system is the country first
Heat supply waterpower, the thermodynamic computing simulation system of system development are covered, there is international advanced, the thorough water for solving heating system
Power, heating power unbalance.
By the whole network water force based on big data and cloud computing, the whole network hydraulic regime is analyzed, heating network operation is simulated, obtains
To each pressure and flow distribution for adjusting unit, select static balancing valve based on this, adjust valve opening, can effectively,
Fast implement heat supply network balance.
The correct lectotype selection of 6.2- and reasonable aperture are adjusted
Traditional static balancing valve type selecting mainly carries out undergauge type selecting according to caliber type selecting or according to personal experience, and regular
Static balancing valve type selecting need by valve pressure difference calculate Kv value, pass through Kv value and product sample type selecting.This programme is based on
Result type selecting is calculated, has ensured that the correctness of type selecting, the applicability of product are final to provide possibility with energy conservation to realize that two nets are balanced
Property.
General static balancing valve opening is obtained by live repetition test, and workload is excessive, and time-consuming, is not reached toward contact
When to reasonable aperture, just because workload, matter of time stop adjusting, i.e., suitable valve opening can not be adjusted.This programme is based on
Water force is calculated in conjunction with the aperture that valve flow characteristic curve carries out valve.Valve opening appropriate can be quickly obtained, sufficiently
Play benefit of the static balancing valve in terms of balance adjustment and energy-saving heating.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of two net balance methods adjusted based on Computer Simulation, which is characterized in that steps are as follows:
S1, heating system secondary pipe network plan view is drawn, determines branched heat-supplying area of respectively registering one's residence, establishes secondary network system model；
S2, using hydraulic analysis system, each pipeline flow and valve ideal aperture are obtained by water force；
S3, the first debugging for carrying out valve realize just balance before heat supply, when cold operation；
The return water temperature of S4, preliminary heating period combination system standpipe, the variation of room temperature carry out the hot debugging of valve, realize that waterpower is flat
Weighing apparatus.
2. two net balance methods of method are adjusted based on Computer Simulation as described in claim 1, which is characterized in that utilize building
Information, area of heat-supply service information, user information, establish hydraulic calculation model, calculate valve aperture, work aperture, pipe it is interior
Relationship between diameter and flow, specific frictional resistance is indicated with following formula:
Wherein R represents specific frictional resistance, and K represents roughness, GtThe water flow of pipeline section is represented, ρ represents the density of water, and d represents the interior of pipe
Diameter；
Flow velocity is equal to flow conduit area of section, such as following formula:
V=Gt/(900πd2) (2)
Wherein V represents flow velocity, and π represents pi；
When valve aperture type selecting, hydraulic calculation model calculates specific frictional resistance by formula (1), determines the available pressure difference on valve, adopts
It is calculated with following formula:
Δ p=Rn-ps-Pmin (3)
Wherein Δ p represents available pressure difference, and R represents specific frictional resistance, and n represents index circuit number, psRepresent each user's pipe network pressure difference, pmin
Represent the minimum available pressure difference formerly set；
Kv is sought in conjunction with design discharge, valve aperture is selected according to Kv, calculation formula is as follows:
Wherein Kv represents valve at 100KPa, when standard-sized sheet by flow, Q represents design discharge；
After valve aperture determines, Kv is asked according to formula (4), inquires characteristic curve, determines corresponding work aperture.
3. two net balance methods of method are adjusted based on Computer Simulation as described in claim 1, which is characterized in that the valve
Using quiescent flow balanced valve, and the quiescent flow balanced valve installation site is in the inlet Lou Dong.
4. two net balance methods of method are adjusted based on Computer Simulation as described in claim 1, which is characterized in that the initial adjustment
Steps are as follows for examination: the valve inventory and valve opening provided by hydraulic analysis software installs quiescent flow balanced valve, and locks and open
Degree.
5. two net balance methods of method are adjusted based on Computer Simulation as claimed in claim 3, which is characterized in that cold conditions debugging
When, quiescent flow balanced valve working flow is corrected by hydraulic equilibrium instrument in-site measurement, hydraulic equilibrium effect is made to reach ideal shape
State.
6. two net balance methods of method are adjusted based on Computer Simulation as described in claim 1, which is characterized in that described hot
Debugging step is as follows: in preliminary heating period, the room temperature after the return water temperature situation of change of heating system, and debugging is compared in analysis
Then situation of change is finely adjusted section to part valve according to situation of change again, after completing thin tuning work, to heating system
Standpipe return water temperature is measured and is recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470504.2A CN110244576B (en) | 2019-05-31 | 2019-05-31 | Two-network balancing method based on computer simulation adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470504.2A CN110244576B (en) | 2019-05-31 | 2019-05-31 | Two-network balancing method based on computer simulation adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110244576A true CN110244576A (en) | 2019-09-17 |
| CN110244576B CN110244576B (en) | 2022-05-17 |
Family
ID=67885716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910470504.2A Active CN110244576B (en) | 2019-05-31 | 2019-05-31 | Two-network balancing method based on computer simulation adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110244576B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396985A (en) * | 2020-03-26 | 2020-07-10 | 河南理工大学 | Automatic regulating system for static hydraulic balance of centralized heat supply pipe network and implementation method |
| CN112558560A (en) * | 2020-11-24 | 2021-03-26 | 国家计算机网络与信息安全管理中心 | Cold volume transmission and distribution dynamic optimization and energy-saving regulation and control system of data center refrigerating system |
| CN113158476A (en) * | 2021-04-27 | 2021-07-23 | 唐山晓世科技有限公司 | Heat supply pipe network hydraulic balance adjustment computer algorithm |
| CN114251716A (en) * | 2021-12-29 | 2022-03-29 | 北京华大智宝电子系统有限公司 | Method and system for determining adjusting parameters of adjusting valve of heat supply pipe network |
| CN114373350A (en) * | 2021-10-13 | 2022-04-19 | 郑州英集动力科技有限公司 | Simulation training system and method for hydraulic balance regulation and control of heat supply secondary pipe network |
| CN115292963A (en) * | 2022-09-26 | 2022-11-04 | 北京云庐科技有限公司 | Heating pipe network regulation and control method and device based on simulation, electronic equipment and medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180433A (en) * | 2013-05-28 | 2014-12-03 | 杭州三花研究院有限公司 | Hydraulic balance control method and system for secondary circulation |
| CN106295900A (en) * | 2016-08-19 | 2017-01-04 | 中节能（常州）城市节能研究院有限公司 | A kind of city intelligent energy management system |
| CN106682369A (en) * | 2017-02-27 | 2017-05-17 | 常州英集动力科技有限公司 | Heating pipe network hydraulic simulation model identification correction method and system, method of operation |
| CN106958855A (en) * | 2017-03-31 | 2017-07-18 | 常州英集动力科技有限公司 | The hydraulically balanced model predictive control method of heating system and system |
| CN108256672A (en) * | 2017-12-27 | 2018-07-06 | 北京四方继保自动化股份有限公司 | A kind of central heating system the whole network balance adjusting method |
| CN108916986A (en) * | 2018-09-10 | 2018-11-30 | 常州英集动力科技有限公司 | The secondary network flow-changing water dynamic balance of information physical fusion regulates and controls method and system |
-
2019
- 2019-05-31 CN CN201910470504.2A patent/CN110244576B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180433A (en) * | 2013-05-28 | 2014-12-03 | 杭州三花研究院有限公司 | Hydraulic balance control method and system for secondary circulation |
| CN106295900A (en) * | 2016-08-19 | 2017-01-04 | 中节能（常州）城市节能研究院有限公司 | A kind of city intelligent energy management system |
| CN106682369A (en) * | 2017-02-27 | 2017-05-17 | 常州英集动力科技有限公司 | Heating pipe network hydraulic simulation model identification correction method and system, method of operation |
| CN106958855A (en) * | 2017-03-31 | 2017-07-18 | 常州英集动力科技有限公司 | The hydraulically balanced model predictive control method of heating system and system |
| CN108256672A (en) * | 2017-12-27 | 2018-07-06 | 北京四方继保自动化股份有限公司 | A kind of central heating system the whole network balance adjusting method |
| CN108916986A (en) * | 2018-09-10 | 2018-11-30 | 常州英集动力科技有限公司 | The secondary network flow-changing water dynamic balance of information physical fusion regulates and controls method and system |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396985A (en) * | 2020-03-26 | 2020-07-10 | 河南理工大学 | Automatic regulating system for static hydraulic balance of centralized heat supply pipe network and implementation method |
| CN112558560A (en) * | 2020-11-24 | 2021-03-26 | 国家计算机网络与信息安全管理中心 | Cold volume transmission and distribution dynamic optimization and energy-saving regulation and control system of data center refrigerating system |
| CN112558560B (en) * | 2020-11-24 | 2022-05-17 | 国家计算机网络与信息安全管理中心 | Cold volume transmission and distribution dynamic optimization and energy-saving regulation and control system of data center refrigerating system |
| CN113158476A (en) * | 2021-04-27 | 2021-07-23 | 唐山晓世科技有限公司 | Heat supply pipe network hydraulic balance adjustment computer algorithm |
| CN113158476B (en) * | 2021-04-27 | 2023-06-09 | 唐山晓世科技有限公司 | Computer method for adjusting hydraulic balance of heat supply pipe network |
| CN114373350A (en) * | 2021-10-13 | 2022-04-19 | 郑州英集动力科技有限公司 | Simulation training system and method for hydraulic balance regulation and control of heat supply secondary pipe network |
| CN114251716A (en) * | 2021-12-29 | 2022-03-29 | 北京华大智宝电子系统有限公司 | Method and system for determining adjusting parameters of adjusting valve of heat supply pipe network |
| CN115292963A (en) * | 2022-09-26 | 2022-11-04 | 北京云庐科技有限公司 | Heating pipe network regulation and control method and device based on simulation, electronic equipment and medium |
| CN115292963B (en) * | 2022-09-26 | 2022-12-20 | 北京云庐科技有限公司 | Heat supply pipe network regulation and control method and device based on simulation, electronic equipment and medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110244576B (en) | 2022-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110244576A (en) | A kind of two net balance methods adjusted based on Computer Simulation | |
| Zhang et al. | Field tests on the operational energy consumption of Chinese district heating systems and evaluation of typical associated problems | |
| CN108985544A (en) | A kind of heating system Energy Efficiency Analysis output method and device | |
| Liu et al. | Major issues and solutions in the heat-metering reform in China | |
| CN103363585A (en) | Regulating method of center heating system in urban area | |
| CN107726442A (en) | A kind of heat supply network balance regulation method | |
| CN106295900A (en) | A kind of city intelligent energy management system | |
| CN112555979B (en) | Digital simulation system and method for heat supply temperature curve and hydraulic balance adjustment | |
| CN101846355A (en) | Arrangement method based on dynamic balance unit technology in hot water heating system | |
| CN108826436A (en) | Secondary side heat supply Automatic Balance Regulation method and its intelligent energy consumption monitoring system based on return water temperature | |
| CN109340900A (en) | Secondary side heat supply Automatic Balance Regulation method based on supply and return water riser | |
| CN112128842A (en) | Method for quickly adjusting hydraulic balance of heat supply pipe network | |
| CN112417662A (en) | Method for realizing dynamic hydraulic optimization of centralized heat supply pipe network system | |
| CN109915878A (en) | Tree-shaped heating network hydraulic equilibrium regulating system and control monitoring method | |
| CN104930576A (en) | Highly-stable anticorrosion complete set heat supply system | |
| CN107559945A (en) | A kind of waterpower self-regulation heating system and self-adjusting method | |
| CN206398840U (en) | Heat supply network return water temperature balance system | |
| CN112781131A (en) | Method for analyzing operation energy efficiency of refrigerating machine room and achieving high efficiency and energy conservation after optimization | |
| CN114566987A (en) | Distribution network three-phase unbalance multi-objective optimization method based on distribution network topological structure | |
| CN205678769U (en) | A kind of heating network terminal induction central control system | |
| CN109163374A (en) | Pipe network balance-conditioning system and method | |
| JP7472322B2 (en) | Heat storage system for a piping network connected in series to the main water supply pipe and main water return pipe of a heat supply network and adjustment method thereof | |
| CN212108661U (en) | Full-automatic hydraulic adjustment automatic balance system | |
| Hofer et al. | Heat loss reduction and tap temperature equalization of a centralized domestic hot water system in a modernized pre-WWI residential building | |
| CN111911985A (en) | Building formula heat exchanger unit based on energy consumption analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |