CN105138847B - Convertible frequency air-conditioner load participates in the energy conservation potential appraisal procedure of demand response - Google Patents
Convertible frequency air-conditioner load participates in the energy conservation potential appraisal procedure of demand response Download PDFInfo
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Abstract
The invention discloses convertible frequency air-conditioner loads to participate in the energy conservation potential assessment of demand response and load packet aggregation method, on the basis of convertible frequency air-conditioner load modeling, the energy conservation potential assessment models of convertible frequency air-conditioner load participation demand response are established with reference to human comfort, the load scheduling target that convertible frequency air-conditioner is formulated for dispatching of power netwoks department provides reference；The load packet aggregation method of corresponding air-conditioning group is formed simultaneously, so as to science, air-conditioning group total load is effectively allow smoothly to remain regulation goal, the final energy-saving and emission-reduction work for promoting Demand-side resource.
Description
Technical field
The invention belongs to Power System and its Automation technologies, and more precisely the present invention relates under intelligent grid environment
Calculate convertible frequency air-conditioner load energy conservation potential appraisal procedure.
Background technology
According to statistics, the air-conditioning of the developed countries 98% or so such as Japan and America and Europe is convertible frequency air-conditioner.At the same time, frequency conversion is empty
Tune also constantly walks heat in China selling market, becomes the mainstream of field of air conditioning.However unlike common air-conditioning, frequency conversion is empty
Understand continuous service after tuning to open machine and Energy Efficiency Ratio changes at any time, existing load Potential Evaluation and its Load aggregation method are no longer suitable
With.The domestic application that demand response is participated in air conditioner load is still in infancy at present, more rarely seen to be participated in about convertible frequency air-conditioner
The correlative study of demand response.If air conditioner load control method remains in fixed frequency air conditioner and participates in the system operation stage from now on,
It will cannot meet the needs that system calls air-conditioning in practice.
Meanwhile in demand response preconsolidation stress and the practical stage is run, it is required for having accurately load control potentiality
It estimates.Particularly for air conditioner load, the basis of regulation and control is to meet human comfort.How to be assessed as premise influences
The correlative factor of convertible frequency air-conditioner load and calculate convertible frequency air-conditioner group participate in demand response energy conservation potential it is particularly significant and become
Frequency air-conditioning participates in demand response project firstly the need of considering the problems of.
Invention content
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of convertible frequency air-conditioner load and participates in
The energy conservation potential appraisal procedure of demand response, its object is on the basis of convertible frequency air-conditioner load modeling, with reference to human comfort
Degree establishes the energy conservation potential assessment models that convertible frequency air-conditioner load participates in demand response, and convertible frequency air-conditioner is formulated for dispatching of power netwoks department
Load scheduling target provides reference；The load group technology of corresponding air-conditioning group is formed simultaneously, science effectively makes air-conditioning group
Group total load can smoothly remain regulation goal, the final energy-saving and emission-reduction work for promoting Demand-side resource.
Technical solution：To achieve the above object, the technical solution adopted by the present invention is：
Convertible frequency air-conditioner load participates in the energy conservation potential appraisal procedure of demand response, includes the following steps：
(1) load model in convertible frequency air-conditioner and its affiliated frequency conversion room is established：
(1.1) the compressor frequency f of convertible frequency air-conditioner and refrigerating/heating power P are establishedACFunctional relation, establish frequency conversion sky
The compressor frequency f and refrigerating capacity Q of tuneACFunctional relation：
The compressor frequency f of convertible frequency air-conditioner and refrigerating/heating power PACIt is substantially in a linear relationship that (this linear relationship is not
Change under same operating condition all smaller), it is fitted using linear function；The compressor frequency f of convertible frequency air-conditioner and refrigeration
Measure QACSubstantially it in quadratic function relation, is fitted using quadratic function；Specially：
PAC=nf+m (1)
QAC=af2+b·f+c (2)
In formula：PACRepresent the refrigerating/heating power (unit of convertible frequency air-conditioner：KW), f represents the compressor frequency of convertible frequency air-conditioner
(unit：Hz), n and m represents the constant coefficient of linear function (n and m are according to convertible frequency air-conditioner type value)；QACRepresent convertible frequency air-conditioner
Refrigerating capacity (unit：KW), a, b and c represent the constant coefficient of quadratic function (a, b and c are according to convertible frequency air-conditioner type value)；
(1.2) it establishes frequency conversion room and includes refrigerating capacity QACThermodynamic function：
The thermodynamic function generally use equivalent heat parameter model (ETP) in frequency conversion room at present, but original two in ETP
The rank differential equation is excessively complicated, and simplification is carried out to ETP can obtain the thermodynamic function in frequency conversion room of single order simplification, such as formula
(3) shown in：
In formula：Represent the indoor temperature (unit of t moment：DEG C),Represent the outdoor temperature (unit of t moment：DEG C),Represent refrigerating capacity (unit of the convertible frequency air-conditioner in t moment：KW), R represents the thermal resistance (unit in frequency conversion room：Ω), C represents to become
Equivalent thermal capacitance (the unit in frequency room：F)；
(2) set temperature T during convertible frequency air-conditioner stable operation is establisheds, outdoor temperature ToutWith the function of compressor frequency f
Relationship establishes set temperature T during convertible frequency air-conditioner stable operationsWith refrigerating/heating power PACFunctional relation, establish frequency conversion sky
Adjust set temperature T when participating in spatial load forecastingsWith the functional relation of energy conservation potential Δ P：
(2.1) it sets outdoor temperature in the short time and maintains ToutIt is constant, have：
(2.2) indoor temperature T during convertible frequency air-conditioner stable operation is setinEqual to set temperature Ts, have：
(2.3) formula (4) and formula (5) are brought into formula (3) and arranged, obtained：
(2.4) it brings formula (6) into formula (2) and arranges, obtain：
(2.5) it brings formula (7) into formula (1) and arranges, obtain：
Δ P=PAC0-PAC(Tout,Ts) (9)
In formula：f(Tout,Ts) represent convertible frequency air-conditioner stable operation when compressor frequency, PAC(Tout,Ts) represent that frequency conversion is empty
Adjust refrigerating/heating power during stable operation, PAC0Represent that convertible frequency air-conditioner participates in the refrigerating/heating power before spatial load forecasting, Δ P
Represent the energy conservation potential of convertible frequency air-conditioner；By formula (8) and formula (9) it is found that as outdoor temperature ToutWhen known, TsWith PAC(Tout,Ts)
In inverse ratio：TsIt is bigger, PAC(Tout,Ts) smaller, Δ P is bigger；
(3) it is constrained according to human comfort, on the basis of room temperature natural trend is considered, using the method meter of loading wheel control
Calculate the maximum control duration under different load energy conservation potential Δ P：
(3.1) calculating of smallest compressor frequency down conversion operation of air conditioner duration：
Convertible frequency air-conditioner is in steady operational status, indoor temperature T when (3.1.1) sets initialinEqual to set temperature Ts1；When
Set temperature is improved to Ts2Afterwards, the compressor frequency f of convertible frequency air-conditioner is adjusted to minimum value f immediatelyminWork, at this time according to formula (1)
Obtain refrigerating/heating power PACMinimum value be Pmin, refrigerating capacity Q is obtained according to formula (2)ACMinimum value be Qmin；According to formula
(3) formula for obtaining room temperature natural trend is：
(3.1.2) derives indoor temperature T according to formula (10)inBy Ts1It is increased to Ts2The required duration is：
User can be obtained according to formula (11) and maintaining human comfort, indoor temperature TinBy Ts1It is increased to Ts2
Required duration Tlast(in general convertible frequency air-conditioner is in compressor frequency fminIn the case of be capable of time of continuous service
Length is in the range of 15~25min)；Convolution (8) and formula (11) can calculate air-conditioning in the case of not considering dynamic process and bear
The front and rear load variations of lotus control are as shown in Figure 1.
(3.2) the maximum control duration assessment of convertible frequency air-conditioner group grouping wheel control：
(3.2.1) sets a total of N platforms convertible frequency air-conditioner of convertible frequency air-conditioner group, is divided into n groups, i-th group of a total of aiPlatform frequency conversion is empty
It adjusts；The refrigerating/heating power calculated before i-th group of jth platform convertible frequency air-conditioner control is P1,ij, the of i-th group is calculated according to formula (8)
Refrigerating/heating power after the control of j platforms convertible frequency air-conditioner is P2,ij, according to formula (1) and fminCalculate i-th group of jth platform convertible frequency air-conditioner
Minimum refrigerating/heating power be pij；It is P to calculate the average refrigerating/heating power before i-th group of convertible frequency air-conditioner control1,i, i-th group
Average refrigerating/heating power after convertible frequency air-conditioner control is P2,i, the average minimum refrigerating/heating power of i-th group of convertible frequency air-conditioner is
pi；
(3.2.2) calculates the T of every convertible frequency air-conditionerlast, calculate a length of during a wheel controlThe method for taking turns control
For：1st group is reduced to p in the 0th moment load1,Moment is stable operation load P1,2；2nd group at the 0th moment to stablize
Operating load P1,2,Moment load is reduced to p2,Moment is stable operation load P2,2；3rd group at the 0th
It carves as stable operation load P1,3,Moment load is reduced to p3,Moment is stable operation load P2,3；Successively
Analogize, i-th group is stable operation load P at the 0th moment1,i,Moment load is reduced to pi,Moment is
Stable operation load P2,i；
Total refrigerating/heating power of convertible frequency air-conditioner group is P after the control of (3.2.3) regulationS, then take turns under prosecutor method satisfaction
Formula：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (12), you can change convertible frequency air-conditioner group point
It is a length of during the maximum control of group wheel control
Preferably, during node Potential Evaluation, when N is sufficiently large and more than given threshold, it is approximately considered each group
Average refrigerating/heating power is identical, that is, has：
It brings formula (13) into formula (12) and simplifies, obtain：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (14), you can change convertible frequency air-conditioner group point
It is a length of during the maximum control of group wheel control
Preferably, during node Potential Evaluation, when p is sufficiently small and less than given threshold, p=0 is approximately considered, it will
P=0 brings formula (14) into, obtains：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (15), you can change convertible frequency air-conditioner group point
It is a length of during the maximum control of group wheel control
Advantageous effect：Convertible frequency air-conditioner load provided by the invention participates in demand response energy conservation potential appraisal procedure, Ke Yiwei
The load scheduling target that dispatching of power netwoks department formulates convertible frequency air-conditioner provides reference, is formed simultaneously the load grouping wheel control of air-conditioning group
Method can also effectively make air-conditioning group total load smoothly remain regulation goal, have while optimizing operation of power networks efficiency
Conducive to the energy-saving and emission-reduction work for promoting Demand-side resource in power grid.
Description of the drawings
Fig. 1 is the simulation curve of the power and room temperature when separate unit convertible frequency air-conditioner set temperature is adjusted by 25 DEG C to 28 DEG C；From
The figure can be seen that made compressor of air conditioner keep low-limit frequency operation at 20 minutes or so, and indoor temperature can still maintain
In the range of comfort level.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
The energy conservation potential of convertible frequency air-conditioner changes with the variation of control time, and (second grade) makes compression within the extremely short time
Machine is had little effect for a user with lowest power operation.But with the growth of control time, such mode can not
Air-conditioned room is made to maintain corresponding comfort level.To more air-conditionings, group internal should be passed through in suitable room temperature adjustable range
Coordination control calculate its energy conservation potential.
Present aspect provides a kind of convertible frequency air-conditioner loads to participate in the energy conservation potential assessment of demand response and load packet aggregation
Method, its object is on the basis of convertible frequency air-conditioner load modeling, establish convertible frequency air-conditioner load with reference to human comfort and participate in
The energy conservation potential assessment models of demand response, the load scheduling target that convertible frequency air-conditioner is formulated for dispatching of power netwoks department provide reference；
The load packet aggregation method of corresponding air-conditioning group is formed simultaneously, so as to science, effectively makes air-conditioning group total load can be with
Regulation goal is smoothly remained, the final energy-saving and emission-reduction work for promoting Demand-side resource.
Convertible frequency air-conditioner load participates in the energy conservation potential appraisal procedure of demand response, includes the following steps：
(1) load model in convertible frequency air-conditioner and its affiliated frequency conversion room is established：
(1.1) the compressor frequency f of convertible frequency air-conditioner and refrigerating/heating power P are establishedACFunctional relation, establish frequency conversion sky
The compressor frequency f and refrigerating capacity Q of tuneACFunctional relation：
The compressor frequency f of convertible frequency air-conditioner and refrigerating/heating power PACIt is substantially in a linear relationship that (this linear relationship is not
Change under same operating condition all smaller), it is fitted using linear function；The compressor frequency f of convertible frequency air-conditioner and refrigeration
Measure QACSubstantially it in quadratic function relation, is fitted using quadratic function；Specially：
PAC=nf+m (1)
QAC=af2+b·f+c (2)
In formula：PACRepresent the refrigerating/heating power (unit of convertible frequency air-conditioner：KW), f represents the compressor frequency of convertible frequency air-conditioner
(unit：Hz), n and m represents the constant coefficient of linear function (n and m are according to convertible frequency air-conditioner type value)；QACRepresent convertible frequency air-conditioner
Refrigerating capacity (unit：KW), a, b and c represent the constant coefficient of quadratic function (a, b and c are according to convertible frequency air-conditioner type value)；
(1.2) it establishes frequency conversion room and includes refrigerating capacity QACThermodynamic function：
The thermodynamic function generally use equivalent heat parameter model (ETP) in frequency conversion room at present, but original two in ETP
The rank differential equation is excessively complicated, and simplification is carried out to ETP can obtain the thermodynamic function in frequency conversion room of single order simplification, such as formula
(3) shown in：
In formula：Represent the indoor temperature (unit of t moment：DEG C),Represent the outdoor temperature (unit of t moment：DEG C),Represent refrigerating capacity (unit of the convertible frequency air-conditioner in t moment：KW), R represents the thermal resistance (unit in frequency conversion room：Ω), C represents to become
Equivalent thermal capacitance (the unit in frequency room：F)；
(2) set temperature T during convertible frequency air-conditioner stable operation is establisheds, outdoor temperature ToutWith the function of compressor frequency f
Relationship establishes set temperature T during convertible frequency air-conditioner stable operationsWith refrigerating/heating power PACFunctional relation, establish frequency conversion sky
Adjust set temperature T when participating in spatial load forecastingsWith the functional relation of energy conservation potential Δ P：
(2.1) it sets outdoor temperature in the short time and maintains ToutIt is constant, have：
(2.2) indoor temperature T during convertible frequency air-conditioner stable operation is setinEqual to set temperature Ts, have：
(2.3) formula (4) and formula (5) are brought into formula (3) and arranged, obtained：
(2.4) it brings formula (6) into formula (2) and arranges, obtain：
(2.5) it brings formula (7) into formula (1) and arranges, obtain：
Δ P=PAC0-PAC(Tout,Ts) (9)
In formula：f(Tout,Ts) represent convertible frequency air-conditioner stable operation when compressor frequency, PAC(Tout,Ts) represent that frequency conversion is empty
Adjust refrigerating/heating power during stable operation, PAC0Represent that convertible frequency air-conditioner participates in the refrigerating/heating power before spatial load forecasting, Δ P
Represent the energy conservation potential of convertible frequency air-conditioner；By formula (8) and formula (9) it is found that as outdoor temperature ToutWhen known, TsWith PAC(Tout,Ts)
In inverse ratio：TsIt is bigger, PAC(Tout,Ts) smaller, Δ P is bigger；
(3) it is constrained according to human comfort, on the basis of room temperature natural trend is considered, using the method meter of loading wheel control
Calculate the maximum control duration under different load energy conservation potential Δ P：
(3.1) calculating of smallest compressor frequency down conversion operation of air conditioner duration：
Convertible frequency air-conditioner is in steady operational status, indoor temperature T when (3.1.1) sets initialinEqual to set temperature Ts1；When
Set temperature is improved to Ts2Afterwards, the compressor frequency f of convertible frequency air-conditioner is adjusted to minimum value f immediatelyminWork, at this time according to formula (1)
Obtain refrigerating/heating power PACMinimum value be Pmin, refrigerating capacity Q is obtained according to formula (2)ACMinimum value be Qmin；According to formula
(3) formula for obtaining room temperature natural trend is：
(3.1.2) derives indoor temperature T according to formula (10)inBy Ts1It is increased to Ts2The required duration is：
User can be obtained according to formula (11) and maintaining human comfort, indoor temperature TinBy Ts1It is increased to Ts2
Required duration Tlast(in general convertible frequency air-conditioner is in compressor frequency fminIn the case of be capable of time of continuous service
Length is in the range of 15~25min)；Convolution (8) and formula (11) can calculate air-conditioning in the case of not considering dynamic process and bear
The front and rear load variations of lotus control are as shown in Figure 1.
(3.2) the maximum control duration assessment of convertible frequency air-conditioner group grouping wheel control：
(3.2.1) sets a total of N platforms convertible frequency air-conditioner of convertible frequency air-conditioner group, is divided into n groups, i-th group of a total of aiPlatform frequency conversion is empty
It adjusts；The refrigerating/heating power calculated before i-th group of jth platform convertible frequency air-conditioner control is P1,ij, the of i-th group is calculated according to formula (8)
Refrigerating/heating power after the control of j platforms convertible frequency air-conditioner is P2,ij, according to formula (1) and fminCalculate i-th group of jth platform convertible frequency air-conditioner
Minimum refrigerating/heating power be pij；It is P to calculate the average refrigerating/heating power before i-th group of convertible frequency air-conditioner control1,i, i-th group
Average refrigerating/heating power after convertible frequency air-conditioner control is P2,i, the average minimum refrigerating/heating power of i-th group of convertible frequency air-conditioner is
pi；
(3.2.2) calculates the T of every convertible frequency air-conditionerlast, calculate a length of during a wheel controlThe method for taking turns control
For：1st group is reduced to p in the 0th moment load1,Moment is stable operation load P1,2；2nd group at the 0th moment to stablize
Operating load P1,2,Moment load is reduced to p2,Moment is stable operation load P2,2；3rd group at the 0th moment
For stable operation load P1,3,Moment load is reduced to p3,Moment is stable operation load P2,3；Class successively
It pushes away, i-th group is stable operation load P at the 0th moment1,i,Moment load is reduced to pi,Moment is steady
Determine operating load P2,i；
Total refrigerating/heating power of convertible frequency air-conditioner group is P after the control of (3.2.3) regulationS, then take turns under prosecutor method satisfaction
Formula：
When N is sufficiently large and more than given threshold, the average refrigerating/heating power for being approximately considered each group is identical, that is, has：
It brings formula (13) into formula (12) and simplifies, obtain：
During node Potential Evaluation, when p is sufficiently small and less than given threshold, p=0 is approximately considered, by p=0 bands
Enter formula (14), obtain：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (13), (14) or (15), you can change frequency conversion
It is a length of during the maximum control of air-conditioning group grouping wheel control
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of convertible frequency air-conditioner load participates in the energy conservation potential appraisal procedure of demand response, it is characterised in that：Include the following steps：
(1) load model in convertible frequency air-conditioner and its affiliated frequency conversion room is established：
(1.1) the compressor frequency f of convertible frequency air-conditioner and refrigerating/heating power P are establishedACFunctional relation, establish convertible frequency air-conditioner
Compressor frequency f and refrigerating capacity QACFunctional relation：
PAC=nf+m (1)
QAC=af2+b·f+c (2)
In formula：PACRepresent the refrigerating/heating power of convertible frequency air-conditioner, f represents the compressor frequency of convertible frequency air-conditioner, and n and m represent primary
The constant coefficient of function；QACRepresent the refrigerating capacity of convertible frequency air-conditioner, a, b and c represent the constant coefficient of quadratic function；
(1.2) it establishes frequency conversion room and includes refrigerating capacity QACThermodynamic function：
In formula：Represent the indoor temperature of t moment,Represent the outdoor temperature of t moment,Represent convertible frequency air-conditioner in t moment
Refrigerating capacity, R represents the thermal resistance in frequency conversion room, and C represents the equivalent thermal capacitance in frequency conversion room；
(2) set temperature T during convertible frequency air-conditioner stable operation is establisheds, outdoor temperature ToutWith the functional relation of compressor frequency f,
Establish set temperature T during convertible frequency air-conditioner stable operationsWith refrigerating/heating power PACFunctional relation, establish convertible frequency air-conditioner ginseng
With set temperature T during spatial load forecastingsWith the functional relation of energy conservation potential Δ P：
(2.1) it sets outdoor temperature in the short time and maintains ToutIt is constant, have：
(2.2) indoor temperature T during convertible frequency air-conditioner stable operation is setinEqual to set temperature Ts, have：
(2.3) formula (4) and formula (5) are brought into formula (3) and arranged, obtained：
(2.4) it brings formula (6) into formula (2) and arranges, obtain：
(2.5) it brings formula (7) into formula (1) and arranges, obtain：
Δ P=PAC0-PAC(Tout,Ts) (9)
In formula：f(Tout,Ts) represent convertible frequency air-conditioner stable operation when compressor frequency, PAC(Tout,Ts) represent that convertible frequency air-conditioner is steady
Refrigerating/heating power when running surely, PAC0Represent that convertible frequency air-conditioner participates in the refrigerating/heating power before spatial load forecasting, Δ P is represented
The energy conservation potential of convertible frequency air-conditioner.
2. convertible frequency air-conditioner load according to claim 1 participates in the energy conservation potential appraisal procedure of demand response, feature exists
In：Further include following steps：
(3) it is constrained according to human comfort, on the basis of room temperature natural trend is considered, is calculated not using the method for loading wheel control
With the maximum control duration under load energy conservation potential Δ P：
(3.1) calculating of smallest compressor frequency down conversion operation of air conditioner duration：
Convertible frequency air-conditioner is in steady operational status, indoor temperature T when (3.1.1) sets initialinEqual to set temperature Ts1；When raising is set
Constant temperature degree is to Ts2Afterwards, the compressor frequency f of convertible frequency air-conditioner is adjusted to minimum value f immediatelyminWork, is made at this time according to formula (1)
Cold/heats power PACMinimum value be Pmin, refrigerating capacity Q is obtained according to formula (2)ACMinimum value be Qmin；It is obtained according to formula (3)
The formula of room temperature natural trend is：
(3.1.2) derives indoor temperature T according to formula (10)inBy Ts1It is increased to Ts2The required duration is：
(3.2) the maximum control duration assessment of convertible frequency air-conditioner group grouping wheel control：
(3.2.1) sets a total of N platforms convertible frequency air-conditioner of convertible frequency air-conditioner group, is divided into n groups, i-th group of a total of aiPlatform convertible frequency air-conditioner；Meter
The refrigerating/heating power calculated before i-th group of jth platform convertible frequency air-conditioner control is P1,ij, i-th group of jth platform is calculated according to formula (8) and is become
Refrigerating/heating power after frequency airconditioning control is P2,ij, according to formula (1) and fminCalculate i-th group of jth platform convertible frequency air-conditioner most
Small refrigerating/heating power is pij；It is P to calculate the average refrigerating/heating power before i-th group of convertible frequency air-conditioner control1,i, i-th group of frequency conversion
Average refrigerating/heating power after airconditioning control is P2,i, the average minimum refrigerating/heating power of i-th group of convertible frequency air-conditioner is pi；
(3.2.2) calculates the T of every convertible frequency air-conditionerlast, calculate a length of during a wheel controlTaking turns the method controlled is：
1st group is reduced to p in the 0th moment load1,Moment is stable operation load P1,2；2nd group is stable operation at the 0th moment
Load P1,2,Moment load is reduced to p2,Moment is stable operation load P2,2；3rd group is steady at the 0th moment
Determine operating load P1,3,Moment load is reduced to p3,Moment is stable operation load P2,3；And so on, the
I groups are stable operation load P at the 0th moment1,i,Moment load is reduced to pi,Moment transports to stablize
Row load P2,i；
Total refrigerating/heating power of convertible frequency air-conditioner group is P after the control of (3.2.3) regulationS, then take turns prosecutor method and meet following formula：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (12), you can change the grouping wheel control of convertible frequency air-conditioner group
Maximum control when it is a length of
3. convertible frequency air-conditioner load according to claim 2 participates in the energy conservation potential appraisal procedure of demand response, feature exists
In：During node Potential Evaluation, when N is sufficiently large and more than given threshold, it is believed that the average refrigerating/heating power of each group
It is identical, that is, have：
It brings formula (13) into formula (12) and simplifies, obtain：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (14), you can change the grouping wheel control of convertible frequency air-conditioner group
Maximum control when it is a length of
4. convertible frequency air-conditioner load according to claim 3 participates in the energy conservation potential appraisal procedure of demand response, feature exists
In：During node Potential Evaluation, when p is sufficiently small and less than given threshold, it is believed that p=0 brings p=0 into formulas (14),
It obtains：
It is being determined that total refrigerating/heating power is PSAfterwards, change the n in formula (15), you can change the grouping wheel control of convertible frequency air-conditioner group
Maximum control when it is a length of
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| CN111380160A (en) * | 2018-12-27 | 2020-07-07 | 江苏方天电力技术有限公司 | Method for mining user comfort level heating ventilation air conditioner load demand response potential |
| CN109872059B (en) * | 2019-01-31 | 2022-07-29 | 河海大学 | Quantitative evaluation method for demand response dynamic potential of residential air conditioner load group |
| CN112113316B (en) * | 2020-09-18 | 2022-03-11 | 国网辽宁省电力有限公司电力科学研究院 | Method for extracting air conditioner load |
| CN113988560A (en) * | 2021-10-20 | 2022-01-28 | 国网浙江省电力有限公司杭州供电公司 | Air conditioning unit adjustability assessment method participating in demand side response |
| CN114048976B (en) * | 2021-10-28 | 2024-09-03 | 上海电力大学 | Variable frequency air conditioner load regulation and control method considering multiple response potential influence factors |
| CN114593505B (en) * | 2022-03-29 | 2023-08-29 | 海南省电力学校(海南省电力技工学校) | Variable-frequency air conditioner load virtual energy storage modeling method based on second-order equivalent thermal parameter model |
| CN116345451B (en) * | 2023-05-26 | 2023-08-11 | 电子科技大学 | Operation control method and device for variable frequency temperature control load and terminal equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257571A (en) * | 2013-04-22 | 2013-08-21 | 东南大学 | Air conditioning load control strategy making method based on direct load control |
| CN104134995A (en) * | 2014-07-08 | 2014-11-05 | 东南大学 | Method of air-conditioning load for participating in secondary frequency modulation of system based on energy storage model building |
-
2015
- 2015-09-01 CN CN201510553323.8A patent/CN105138847B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257571A (en) * | 2013-04-22 | 2013-08-21 | 东南大学 | Air conditioning load control strategy making method based on direct load control |
| CN104134995A (en) * | 2014-07-08 | 2014-11-05 | 东南大学 | Method of air-conditioning load for participating in secondary frequency modulation of system based on energy storage model building |
Non-Patent Citations (8)
| Title |
|---|
| "Aggregated Modeling and Control of Air Conditioning Loads for Demand Response";Wei Zhang等;《IEEE Transactions on Power Systems》;20131130;第28卷(第4期);第4655-4664页 * |
| "An Evaluation of the HVAC Load Potential for Providing Load Balancing Service";Ning Lu等;《IEEE Transactions on Smart Grid》;20120930;第3卷(第3期);第1263-1270页 * |
| "Demand response of inverter air conditioners and applications in distribution system voltage stability enhancement";Huan Yang等;《2013 International Conference on Electrical Machines and Systems》;20131029;第954-959页 * |
| "Modeling and Control of Aggregate Air Conditioning Loads for Robust Renewable Power Management";Saeid Bashash等;《IEEE Transactions on Control Systems Technology》;20130731;第21卷(第4期);第1318-1327页 * |
| "变频空调参与需求响应的调控策略与效果评估";丁小叶;《万方数据知识服务平台》;20170401;第2-3节 * |
| "基于DLC的空调负荷双层优化调度和控制策略";高赐威等;《中国电机工程学报》;20140405;第34卷(第10期);第1546-1555页 * |
| "智能电网下负荷特性分析和负荷预测新技术";李倩玉;《万方数据知识服务平台》;20150520;第3节 * |
| "聚合空调负荷的温度调节方法改进及控制策略";周磊等;《中国电机工程学报》;20141105;第34卷(第31期);第5579-5589页 * |
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