CN102510079A - Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof - Google Patents
Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof Download PDFInfo
- Publication number
- CN102510079A CN102510079A CN2011103243213A CN201110324321A CN102510079A CN 102510079 A CN102510079 A CN 102510079A CN 2011103243213 A CN2011103243213 A CN 2011103243213A CN 201110324321 A CN201110324321 A CN 201110324321A CN 102510079 A CN102510079 A CN 102510079A
- Authority
- CN
- China
- Prior art keywords
- heat pump
- user
- water resource
- wshp
- resource heat
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 140
- 238000010248 power generation Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 12
- 238000001816 cooling Methods 0.000 title abstract description 5
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 238000005057 refrigeration Methods 0.000 claims description 45
- 238000004378 air conditioning Methods 0.000 claims description 33
- 230000001276 controlling effect Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 8
- 230000007812 deficiency Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 claims description 4
- 230000006870 function Effects 0.000 claims description 4
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 4
- 238000005457 optimization Methods 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 2
- 238000006467 substitution reaction Methods 0.000 claims description 2
- 230000005619 thermoelectricity Effects 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to a cooling and power dispatching system for adjusting power supply and cold water, comprising a water source heat pump, a solar power generation unit, a centralized heat absorption type refrigerator, an air conditioner, an electric energy meter, a fan coil, a cold water meter, a first remote centralized controller, a second remote centralized controller and a dispatching control device, wherein the centralized heat absorption type refrigerator is installed on a hot water outlet of the water source heat pump, the first and second remote centralized controllers respectively acquire the power consumption data detected by the electric energy meter and the cold water consumption data detected by the cold water meter, and the dispatching control device controls the operation of the water source heat pump, the solar power generation unit, the air conditioner and the fan coil through the first and second remote centralized controllers. By acquiring the pipeline distance between a user and the unit, the cooling and power dispatching system reasonably dispatches the power supply output and the cold water output by using the pipeline distance, thus approximating the predicted value of solar generated output to the actual value of solar generated output, avoiding waste of fuel resources and simultaneously causing dispatching to be more timely and accurate.
Description
Technical field
The present invention relates to city integrated energy supply system, relate in particular to a kind of utilization realizes the control of electric power system optimization to the scheduling of refrigeration duty method.
Background technology
Because the adjustment of the Chinese economic development and the industrial structure, the electric power peak-valley difference that electric power system exists is increasing year by year.The electric power peak-valley difference widens and makes power equipment on average utilize hourage to descend, and generating efficiency descends, and economic benefit reduces, and electric power netting safe running receives grave danger.Now peak load regulation network mainly adopts pure condensate formula fired power generating unit, but is characterized in: off-capacity, energy consumption are huge, less economical; And the thermoelectric online group of extraction condensing type is moved with " electricity determining by heat " mode by relevant regulation, cause electric load low ebb phase energy output superfluous, and electric load peak period energy output is not enough.Fig. 1 is an electric load curve.
The heating hot water of water resource heat pump output, because the restriction of fed distance and flow rate of hot water is sent to the user and had certain distance, the electric power of output then can arrive the user moment; In the prior art, not according to the distance between water resource heat pump and the user, rationally water resource heat pump is carried out the system and method for scheduling controlling, make scheduling more in time, accurately, the energy avoids waste.
Summary of the invention
The objective of the invention is to set up a kind of unit combined dispatching system and dispatching method to user's refrigeration, the electric weight that utilizes solar energy to send drives water resource heat pump, makes it output hot water.Obtain cold water behind the water-heating cooling of water resource heat pump output, adopt this cold water the user to be freezed, when needs reduce the current supply, freeze, replenish owing to reduce the refrigeration deficiency that the current supply causes through air-conditioning through fan coil.This system is according to the distance between water resource heat pump and the user, rationally goes out strength and power consumption to water resource heat pump is cold, and the power consumption of air conditioner user and refrigerating capacity are controlled the energy consumption when being adjusted in peak of power consumption and low ebb.
To achieve these goals, the present invention adopts following technical scheme:
A kind of unit combined dispatching system to user's refrigeration comprises: supply side equipment, detection and control appliance and a plurality of user side equipment; Supply side equipment comprises: be used to provide the water resource heat pump of hot water and the solar power generation unit of generating, and the centralized heat absorption formula refrigeration machine that the water resource heat pump hot water exit installs is so that water resource heat pump can provide cold water; Each user side equipment comprises: the power-actuated refrigerating plant that is sent by above-mentioned unit; Fan coil provides the cold water refrigeration by above-mentioned refrigeration machine; Non-refrigeration power consumer apparatus; Detection and control appliance comprise: the remote centralized controller, and gather the following data in a period of time: the cold water of said water resource heat pump goes out strength and power consumption; The generated output of solar power generation unit; The energy consumption of cold water; Each user and thermal source are the distance between the above-mentioned water resource heat pump; The integrated dispatch control device according to above-mentioned distance, calculates next period owing to reduce the not enough amount of cold feed in the fan coil that cold feed causes, and this under-supply amount is replenished with the refrigerating capacity of said refrigerating plant, i.e. refrigerating plant power consumption is freezed; Power consumption according to water resource heat pump and heat pump assembly; Calculate the equivalent generated output of next period solar energy; The target power that this equivalence generated output and solar power generation unit are sent is close, thereby the cold water that obtains water resource heat pump goes out strength control signal, power consumption signal and refrigerating plant power consumption control signal and refrigerating capacity signal;
The remote centralized controller flows out force control signal or power consumption signal according to the water of water resource heat pump, and the cold water of control water resource heat pump goes out strength and power consumption; And control the refrigerating plant refrigerating capacity respectively and close the fan coil amount according to refrigerating plant power consumption control signal and refrigerating capacity signal.
Said refrigerating plant is an air-conditioning.
Said remote centralized controller comprises the first long-range control centralized system device and the second long-range control centralized system device, and the first remote centralized controller is gathered the information of supply side equipment, and the second remote centralized controller is gathered the information of user side equipment.
Said detection and control appliance also comprise: the ammeter that detects said power consumer apparatus power consumption; Control the remote control switch of the refrigerating capacity of said refrigerating plant; Be used to detect the consumption gauge table of the data that said fan coil cold water consumes; The current valve remote control switch of control fan coil; The control final controlling element of water resource heat pump.
Said integrated dispatch control device comprises: the cold water that receives the non-refrigeration power consumption of user data, user's cold water consumption data, user pipe range information, water resource heat pump goes out the first Data Receiving unit of generated output electric weight of the generated output amount of strength and power consumption, solar power generation unit; The data decoder unit that all data that receive are decoded; The data memory unit that decoded all data are stored; Generate the scheduling control signal computing unit of scheduling control signal; Said scheduling control signal is carried out the encoded signals encoder; And the scheduling control signal after will encoding passes to the transmitting element of the first remote centralized controller, the second remote centralized controller.
Said control final controlling element comprises scheduling control signal transmitting-receiving coded stack, drive circuit and control device; Said scheduling control signal generates the instruction of water resource heat pump scheduling controlling after the decoding of scheduling control signal transmitting-receiving coded stack; Through the signal triggering control device of overdrive circuit output, control device is controlled the valve event of water resource heat pump again.
The integrated dispatch control device is connected with cloud computing calculation services system through power optical fiber, and the data of gathering are carried out cloud computing.
The second remote centralized controller comprises air-conditioning ammeter pulse counter, cold water flow pulse counter, the coded stack that connects successively, and interconnective control signal Rcv decoder and remote control signal generator.
Also proposed a kind of dispatch control method, unit has been carried out reasonably scheduling controlling to above-mentioned dispatching patcher.
Existing for prior art, beneficial effect of the present invention is: the generated output predicted value of solar energy and the actual value of generated output are close, and the solar energy that avoids waste makes scheduling more in time, accurately simultaneously.
Description of drawings
Fig. 1 is a combined heat and power dispatching patcher circuit diagram of the present invention;
Fig. 2 is the composition diagram of the second remote centralized controller;
Fig. 3 is the composition diagram of water resource heat pump control final controlling element 118;
Fig. 4 is the composition diagram of integrated dispatch control device 115;
Fig. 5 is the connection layout of cloud computing calculation services system 917;
Fig. 6 (a) (b), (c) is solar energy actual power curve respectively, the solar power generation curve of prediction and the solar power generation curve after the equivalence.
Embodiment
Below in conjunction with description of drawings embodiment of the present invention.
Please with reference to shown in Figure 1, a kind of combined heat and power dispatching patcher of the present invention comprises: supply side equipment, detection and control appliance and user side equipment.
Supply side equipment comprises: be used for the water resource heat pump of output hot water and the solar power generation unit B of generating, and the centralized heat absorption formula refrigeration machine that the hot water exit installs is used to export cold water; When this unit reduces the hot water service amount at it, be merely able to improve energy output;
User side equipment comprises:
Through power cable 113 air conditioner 108 parallelly connected with said solar power generation unit, the electric energy that said air conditioner 108 is produced by said solar power generation unit drives and freezes; And the non-refrigeration power consumer apparatus (not drawing in the accompanying drawing 1) of solar power generation unit power supply;
Fan coil 110 through pipeline 114 is connected with the cold water delivery port of said water resource heat pump provides the cold water refrigeration by water resource heat pump;
Detection and control appliance comprise:
The air conditioner remote control switch 117 of control air conditioner 108;
The fan coil current consume gauge table 111, are used to detect the data that said fan coil 110 current consume;
The flowing water valve remote control switch 116 of control fan coil 110;
The first remote centralized controller 1121, the cold generated output amount that goes out strength and power consumption, device of solar generating of gathering water resource heat pump; And send integrated dispatch control device 115 to;
The second remote centralized controller 1122 is gathered the power consumption data that the special-purpose electric energy meter 109 of said air conditioner heat pump detects; Pipeline range information between record fan coil 110 and the water resource heat pump; Gather the fan coil current and consume the current consumption data that gauge table 111 detects; And then send power consumption data, the pipeline range information of fan coil 110, the current consumption data of air conditioner to integrated dispatch control device 115;
Integrated dispatch control device 115 by the pipeline range information of the cold water flow of water resource heat pump and power consumption, user's fan coil 110, user's non-refrigeration electricity consumption data, generates scheduling control signal;
The first remote centralized controller 1121 receives the scheduling control signal that integrated dispatch control device 115 is sent, and moves with the control final controlling element 118 of this scheduling control signal control water resource heat pump;
The second remote centralized controller 1122 receives the scheduling control signal that integrated dispatch control device 115 is sent, and drives air conditioner remote control switch 117, the 116 execution switching on and shutting down actions of fan coil flowing water valve remote control switch respectively with this scheduling control signal;
The centralized heat absorption formula refrigeration machine of installing at the hot water outlet place of water resource heat pump (not drawing in the accompanying drawing 1) is used for refrigeration with delivering to fan coil 110 behind the water-heating cooling.
Please with reference to Fig. 1, said electric energy meter 109 is coupled with said air conditioner 108; Air conditioner remote control switch 117 connects air conditioner 108, is used to control the switch of air conditioner 108.Electric energy meter 109 is connected separately with air conditioner 108 through lead, is used to detect the power consumption data of said air conditioner 108 refrigeration.Said current consume gauge table 111, are coupled with said fan coil 110, are used to detect the refrigeration power consumption data of institute's fan coil 110.6. said fan coil 110 is provided with controlled valve.
The second remote centralized controller 1122 is gathered the power consumption data of special-purpose electric energy meter 109 detections of air conditioner and is sent integrated dispatch control device 115 to; Gather the fan coil current and consume the current consumption data that gauge table 111 detects, and put down in writing pipeline range information between this fan coil 110 and the water resource heat pump, and then send cold water consumption data and pipeline range information to integrated dispatch control device 115.
Please with reference to shown in Figure 2; The second remote centralized controller 1122 comprises air-conditioning ammeter pulse counter, non-refrigeration ammeter pulse counter (not shown), discharge pulse counter, pulse-code transducer, metering signal amplifying emission device, control signal Rcv decoder and control signal remote control transmitter; Air-conditioning ammeter pulse counter connects the special-purpose electric energy meter 109 of air conditioner; Be used to detect the power consumption data that the special-purpose electric energy meter 109 of air conditioner detects, be sent to integrated dispatch control device 115 after power consumption data pulse signal coded conversion device that the detection of air-conditioning ammeter pulse counter obtains and metering signal amplifying emission device are handled;
Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user; Be used to detect the non-refrigeration power consumption of user data (promptly; User's power consumption data except that the air conditioner refrigerating power consumption), be sent to integrated dispatch control device 115 after the non-refrigeration power consumption of user data process pulse-code transducer and metering signal amplifying emission device are handled;
The discharge pulse counter connects current and consumes gauge table 111; Be used to detect the data on flows that current consume gauge table 111, data on flows is sent to integrated dispatch control device 115 through the pipeline range information between pulse-code transducer and metering signal amplifying emission device processing back and fan coil 110 and the water resource heat pump;
The control signal Rcv decoder; The scheduling control information that reception integrated dispatch control device 115 sends is also decoded, and through the control signal remote control transmitter control signal is sent to air conditioner remote control switch 117, the 116 execution actions of flowing water valve remote control switch then.
Please with reference to shown in Figure 3; Unit control final controlling element 118 comprises scheduling control signal transmitting-receiving coded stack 302, drive circuit 303 and control device 304; Said scheduling control signal generates the machine unit scheduling control command after 302 decodings of scheduling control signal transmitting-receiving coded stack; Through the moving signal triggering control device 304 of overdrive circuit 303 outputs, control device 304 is controlled the valve event of water resource heat pump again.
Please with reference to Fig. 4, integrated dispatch control device 115 comprises:
The first Data Receiving unit 201 of the cold water flow of the non-refrigeration power consumption of reception user data, user's current consumption data, user pipe range information, water resource heat pump and power consumption, solar power generation unit generated output amount; The data decoder unit 202 that all data that receive are decoded; The data memory unit 203 that decoded all data are stored; Generate the scheduling control signal computing unit 204 of scheduling control signal; Said scheduling control signal is carried out encoded signals encoder 205; And the scheduling control signal after will encoding passes to the transmitting element 206 of the first remote centralized controller 1121, the second remote centralized controller 1122.
Please with reference to Fig. 5, integrated dispatch control device 115 is connected with cloud computing calculation services system 917 through power optical fiber 120, and drives 917 calculating of cloud computing calculation services system, to obtain scheduling control signal; Integrated dispatch control device 115 receives cloud computing calculation services system 917 through power optical fiber 120 and calculates the scheduling control signal that obtains, and gives the first remote centralized controller, the second remote centralized controller via power cable or this scheduling control signal of wireless transmission method issue then.
The dispatching method of dispatching patcher of the present invention may further comprise the steps:
2 research steps
I. measure
(1) measure supply side:
(2) a) the power consumption P of water resource heat pump
WSHPFreeze with constant that activity of force be rated power H
WSHP
(3) generated output
j=0～M of day part before 0～M solar power generation unit b);
(2) measure user side: (i=0～N);
A) 0～N user apart from the pipeline of unit apart from S
i
With Δ T is the sampling period, collection 0～T following data in the time period:
B) the cold water consumed power H of 0～N the former day part of user
i(t);
C) 0～N user's installed capacity
of the air-conditioning of day part in the past
Ii calculates
(1) calculates solar power generation unit gross capability
in the past
(2) calculate in the basis (1)
The solar energy of the following a period of time T～2T of the prediction power P of exerting oneself
PV(t);
(3) user grouping: calculate the equivalent distances of each user to unit
And
With identical s
iThe user be divided into same group, count l group, l=s
i, add up to L group, L is a natural number, v be current at ducted flow velocity, Δ T is to be the above-mentioned sampling period unit adjusting time;
(4) the L group to getting in (3), obtain respectively:
H
Load(l)=∑ H
i(t, l); H
i(t is that l group user i is in t cold water consumed power constantly l);
Iii. control is calculated
(1) target function
p
PV(t) exert oneself for the equivalent solar power generation after regulating,
The desired value of exerting oneself for solar power generation; Wherein:
p
PV(t)＝P
PV(t)+(P
WSHP-p
WSHP(t))-p
EHPs(t)； (4)
Wherein, p
WSHP(t) be the power consumption of the water resource heat pump after regulating, p
EHPsAll user's power consumptions when (t) being t;
(2) constraint equation
A) refrigeration duty equilibrium equation
The refrigeration deficiency of refrigerating plant electricity consumption refrigeration water resource heat pump cold water is the core of method, the not enough power if Δ h (t) the expression t period freezes, and then, its expression formula is:
Δh(t)＝|H
WSHP-h
WSHP(t)| (3)
Wherein, h
WSHP(t) be to regulate that the back water resource heat pump is cold to go out activity of force;
T period Cold water supply deficiency is organized by each user and is used air-conditioning power consumption refrigeration to obtain, because the time delay of cold water transmission, also there is time-delay in the influence that cold water is not enough, and this time-delay is organized the variation of distance along with the user and changed; For example, according in the preceding text all users being divided into approximate 0,1; .., l ..; L user's group, for the 1st user group, the time that cold water flows to it is a unit scheduling duration; So the cold water deficiency also will have influence on the 1st user group in the t+1 period, in like manner, the cold water deficiency will have influence on l user's group at t+1; Eventually the above, t period current undersupply will be compensated through electricity consumption in t～t+L period respectively by the air-conditioning of 0～L user group, concrete formula is:
h
EHP(t+l l) is the t+l refrigeration work consumption sum of l group user air-conditioning constantly; h
EHP(t l) is the t refrigeration work consumption sum of l group user air-conditioning constantly;
If h in the formula
EHP(t l) can get 0, and on the one hand, some period, not all user's group was all participated in compensation; On the other hand, if surpassed the total activation time of regulation, the current undersupply does not have influence on the user's group that is in far-end yet, and these user's groups also will not participated in compensation so;
B) water resource heat pump:
The cold restriction of exerting oneself:
0≤h
WSHP(t)≤H
WSHP (5)
Water resource heat pump is thermoelectric than constraint:
h
WSHP(t)＝COP
WSHP·p
WSHP(t) (6)
Wherein, H
WSHPBe the water resource heat pump rated capacity; COP
WSHPBe the water resource heat pump coefficient of performance; h
WSHP(t) exert oneself for the cold of water resource heat pump t period; p
WSHP(t) be the power consumption of water resource heat pump t period;
C) user side air-conditioning constraint
Thermoelectric than constraint:
h
EHP(t，l)＝COP·p
EHP(t，l) (7)
The air-conditioning upper limit of exerting oneself:
0≤p
EHP(t，l)≤min(P
EHP(l)，H
load(l)/COP) (8)
Wherein, COP distributing air-conditioning thermoelectricity compares coefficient;
Last air-conditioning power consumption refrigeration both can compensate the deficiency of cold water refrigeration, and therefore the load of the low-valley interval that also can increase electric power, need obtain the refrigeration power consumption sum of all user's groups of day part:
P wherein
EHP(t, the power consumption of l group user air-conditioning when l) being t;
With directly gathering variable P in the step I
WSHP, H
WSHPCalculate variable P among the step I i
PV(t), H
Load(l), P
EHP(l) in substitution formula (1)～(9) and unite and find the solution, when target function Δ p is minimum value, tries to achieve and optimize back gained performance variable: the power consumption p of water resource heat pump
WSHP(t) and the cold h that exerts oneself
WSHP(t), the different air-conditioning power consumption constantly of user p
EHP(t is l) with refrigerating capacity h
EHP(t, l);
Iv. send control signals to supply and user and carry out action
According to gained performance variable after the optimization of iii, variable signal is sent to supply side and user, carry out specifically action, as follows:
Power consumption p according to water resource heat pump
WSHP(t) or the cold h that exerts oneself
WSHP(t), the control water resource heat pump will be regulated the action of day part in the time in future;
According to the different air-conditioning power consumption constantly of user p
EHP(t is l) with refrigerating capacity h
EHP(t, l), control user side different distance user uses the air conditioner refrigerating amount, and closes the fan coil amount.
Claims (9)
1. the unit combined dispatching system to user's refrigeration is characterized in that, comprising: supply side equipment, detection and control appliance and a plurality of user side equipment;
Supply side equipment comprises: be used to provide the water resource heat pump (A) of hot water and the solar power generation unit (B) of generating, and the centralized heat absorption formula refrigeration machine that the water resource heat pump hot water exit installs is so that water resource heat pump can provide cold water;
Each user side equipment comprises: the power-actuated refrigerating plant (108) that is sent by above-mentioned unit; Fan coil (110) provides the cold water refrigeration by above-mentioned refrigeration machine; Non-refrigeration power consumer apparatus;
Detection and control appliance comprise:
The remote centralized controller, gather the following data in a period of time: the cold water of said water resource heat pump goes out strength and power consumption; The generated output amount of solar power generation unit; The energy consumption of cold water; Each user and thermal source are the distance between the above-mentioned water resource heat pump;
Integrated dispatch control device (115); According to above-mentioned distance; Calculate next period owing to reduce the not enough amount of cold feed in the fan coil that cold feed causes, this under-supply amount is replenished with the refrigerating capacity of said refrigerating plant, i.e. refrigerating plant power consumption is freezed; Power consumption according to water resource heat pump and heat pump assembly; Calculate the equivalent generated output of next period solar energy; The target power that this equivalence generated output and solar power generation unit are sent is close, thereby the cold water that obtains water resource heat pump goes out strength control signal, power consumption signal and refrigerating plant power consumption control signal and refrigerating capacity signal;
The remote centralized controller goes out strength control signal or power consumption signal according to the cold water of water resource heat pump, and the cold water of control water resource heat pump goes out strength and power consumption; And control the refrigerating plant refrigerating capacity respectively and close the fan coil amount according to refrigerating plant power consumption control signal and refrigerating capacity signal.
2. dispatching patcher according to claim 1 is characterized in that: said refrigerating plant is an air-conditioning.
3. dispatching patcher according to claim 2; It is characterized in that: said remote centralized controller comprises the first long-range control centralized system device and the second long-range control centralized system device; The first remote centralized controller is gathered the information of supply side equipment, and the second remote centralized controller is gathered the information of user side equipment.
4. dispatching patcher according to claim 3 is characterized in that: said detection and control appliance also comprise: the ammeter that detects said power consumer apparatus power consumption; Control the remote control switch (117) of the refrigerating capacity of said refrigerating plant; Be used to detect the consumption gauge table (111) of the data that said fan coil (110) cold water consumes; The current valve remote control switch (116) of control fan coil (110); The control final controlling element (118) of water resource heat pump.
5. a kind of dispatching patcher according to claim 4 is characterized in that, said integrated dispatch control device (115) comprising:
The cold water that receives the non-refrigeration power consumption of user data, user's cold water consumption data, user pipe range information, water resource heat pump goes out the first Data Receiving unit (201) of the generated output amount of strength and power consumption, solar power generation unit;
The data decoder unit (202) that all data that receive are decoded;
The data memory unit (203) that decoded all data are stored;
Generate the scheduling control signal computing unit (204) of scheduling control signal;
Said scheduling control signal is carried out encoded signals encoder (205); And
Scheduling control signal behind the coding is passed to the transmitting element (206) of the first remote centralized controller (1121), the second remote centralized controller (1122).
6. require each described dispatching patcher according to aforesaid right; It is characterized in that; Said control final controlling element (118) comprises scheduling control signal transmitting-receiving coded stack (302), drive circuit (303) and control device (304); Said scheduling control signal generates the instruction of water resource heat pump scheduling controlling after the decoding of scheduling control signal transmitting-receiving coded stack, through the signal triggering control device of overdrive circuit output, control device is controlled the valve event of water resource heat pump again.
7. dispatching patcher according to claim 6 is characterized in that, integrated dispatch control device (115) is connected with cloud computing calculation services system (917) through power optical fiber (120), and the data of gathering are carried out cloud computing.
8. dispatching patcher according to claim 7; It is characterized in that; The second remote centralized controller comprises air-conditioning ammeter pulse counter, cold water flow pulse counter, the coded stack that connects successively, and interconnective control signal Rcv decoder and remote control signal generator.
9. the control method according to each described dispatching patcher of claim 1-8 is characterized in that, comprises the steps:
I. measure
(1) measure supply side:
A) the power consumption P of water resource heat pump
WSHPFreeze with constant that activity of force be rated power H
WSHP
B) generated output
j=0～M of day part before 0～M solar power generation unit;
(2) measure user side: (i=0～N);
A) 0～N user apart from the pipeline of unit apart from S
i
With Δ T is the sampling period, collection 0～T following data in the time period:
B) the cold water consumed power H of 0～N the former day part of user
i(t);
C) 0～N user's installed capacity
of the air-conditioning of day part in the past
Ii calculates
(1) calculates solar power generation unit gross capability
in the past
(2) calculate in the basis (1)
The solar energy of the following a period of time T～2T of the prediction power P of exerting oneself
PV(t);
(3) user grouping: calculate the equivalent distances of each user to unit
With identical s
iThe user be divided into same group, count l group, l=s
i, add up to L group, L is a natural number, v be current at ducted flow velocity, Δ T is to be the above-mentioned sampling period unit adjusting time;
(4) the L group to getting in (3), obtain respectively:
H
Load(l)=∑ H
i(t, l); H
i(t is that l group user i is in t cold water consumed power constantly l);
Iii. control is calculated
(1) target function
p
PV(t) exert oneself for the equivalent solar power generation after regulating,
The desired value of exerting oneself for solar power generation; Wherein:
p
PV(t)＝P
PV(t)+(P
WSHP-p
WSHP(t))-p
EHPs(t)；(2)
Wherein, p
WSHP(t) be the power consumption of the water resource heat pump after regulating, p
EHPsAll user's power consumptions when (t) being t;
(2) constraint equation
A) refrigeration duty equilibrium equation
It is the core of method that the air conditioning electricity refrigeration replaces water resource heat pump cold feed deficiency, the not enough power if Δ h (t) the expression t period freezes, and then, its expression formula is:
Δh(t)＝|H
WSHP-h
WSHP(t)| (3)
Wherein, h
WSHP(t) be that regulate the back water resource heat pump cold goes out activity of force;
T period current undersupply will be compensated through electricity consumption in t～t+L period respectively by the air-conditioning of 0～L user group, and concrete formula is:
h
EHP(t+l l) is the t+l refrigeration work consumption sum of l group user air-conditioning constantly; h
EHP(t l) is the t refrigeration work consumption sum of l group user air-conditioning constantly;
If h in the formula
EHP(t l) can get 0, and on the one hand, some period, not all user's group was all participated in compensation; On the other hand, if surpassed the total activation time of regulation, the current undersupply does not have influence on the user's group that is in far-end yet, and these user's groups also will not participated in compensation so;
B) water resource heat pump:
The cold restriction of exerting oneself:
0≤h
WSHP(t)≤H
WSHP (5)
Water resource heat pump is thermoelectric than constraint:
h
WSHP(t)＝COP
WSHP·p
WSHP(t) (6)
Wherein, H
WSHPBe the water resource heat pump rated capacity; COP
WSHPBe the water resource heat pump coefficient of performance; h
WSHP(t) exert oneself for the cold of water resource heat pump t period; p
WSHP(t) be the power consumption of water resource heat pump t period;
C) user side air-conditioning constraint
Thermoelectric than constraint:
h
EHP(t，l)＝COP·p
EHP(t，l) (7)
The air-conditioning upper limit of exerting oneself:
0≤p
EHP(t，l)≤min(P
EHP(l)，H
load(l)/COP) (8)
Wherein, COP distributing air-conditioning thermoelectricity compares coefficient;
Last air-conditioning power consumption refrigeration both can compensate the deficiency of cold water refrigeration, and therefore the load of the low-valley interval that also can increase electric power, need obtain the refrigeration power consumption sum of all user's groups of day part:
P wherein
EHP(t, the power consumption of l group user air-conditioning when l) being t;
With the P in the step I
WSHP, H
WSHPCalculate variable P among the step I i
PV(t), H
Load(l), P
EHP(l) in substitution formula (1)～(9) and unite and find the solution, when target function Δ p is minimum value, tries to achieve and optimize back gained performance variable: the power consumption P of water resource heat pump
WSHP(t) and the cold h that exerts oneself
WSHP(t), the different air-conditioning power consumption constantly of user p
EHP(t is l) with refrigerating capacity h
EHP(t, l);
Iv. send control signals to supply and user and carry out action
According to gained performance variable after the optimization of iii, variable signal is sent to supply side and user, carry out specifically action, as follows:
Power consumption p according to water resource heat pump
WSHP(t) or the cold h that exerts oneself
WSHP(t), the control water resource heat pump will be regulated the action of day part in the time in future;
According to the different air-conditioning power consumption constantly of user p
EHP(t is l) with refrigerating capacity h
EHP(t, l), control user side different distance user uses the air conditioner refrigerating amount, and closes the fan coil amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110324321 CN102510079B (en) | 2011-10-23 | 2011-10-23 | Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110324321 CN102510079B (en) | 2011-10-23 | 2011-10-23 | Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102510079A true CN102510079A (en) | 2012-06-20 |
| CN102510079B CN102510079B (en) | 2013-12-25 |
Family
ID=46222139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110324321 Expired - Fee Related CN102510079B (en) | 2011-10-23 | 2011-10-23 | Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102510079B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323740A (en) * | 2019-06-24 | 2019-10-11 | 中国农业大学 | The economical peak load regulation method of meter and photovoltaic power output and air conditioner load dynamic correlation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58195765A (en) * | 1982-05-12 | 1983-11-15 | 株式会社日立製作所 | Solar heat utilizing absorption type cold and hot water machine |
| CN101650098A (en) * | 2009-09-07 | 2010-02-17 | 浙江大学 | Solar energy-ground source heat pump self-balancing comprehensive application system |
| CN101738001A (en) * | 2009-12-18 | 2010-06-16 | 同济大学 | Composite energy system of solar energy, ground source heat pump and chilled water storage |
| CN101799226A (en) * | 2010-03-02 | 2010-08-11 | 清华大学 | Heat-gaining combined heat and power system |
| CN102207317A (en) * | 2010-08-04 | 2011-10-05 | 周存文 | Refrigerating and heating comprehensive supplying system of solar air conditioner |
-
2011
- 2011-10-23 CN CN 201110324321 patent/CN102510079B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58195765A (en) * | 1982-05-12 | 1983-11-15 | 株式会社日立製作所 | Solar heat utilizing absorption type cold and hot water machine |
| CN101650098A (en) * | 2009-09-07 | 2010-02-17 | 浙江大学 | Solar energy-ground source heat pump self-balancing comprehensive application system |
| CN101738001A (en) * | 2009-12-18 | 2010-06-16 | 同济大学 | Composite energy system of solar energy, ground source heat pump and chilled water storage |
| CN101799226A (en) * | 2010-03-02 | 2010-08-11 | 清华大学 | Heat-gaining combined heat and power system |
| CN102207317A (en) * | 2010-08-04 | 2011-10-05 | 周存文 | Refrigerating and heating comprehensive supplying system of solar air conditioner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323740A (en) * | 2019-06-24 | 2019-10-11 | 中国农业大学 | The economical peak load regulation method of meter and photovoltaic power output and air conditioner load dynamic correlation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102510079B (en) | 2013-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102510098A (en) | Extraction condensing cogeneration and straight condensing thermal power combined dispatching system and method | |
| CN102437645A (en) | Wind power output dispatching system and method jointly controlled by cogeneration and heating load | |
| CN102510078B (en) | Combined heat and power scheduling system and scheduling method for extraction and condensing unit | |
| CN102410594B (en) | Wind power output scheduling system and method realized by combined control of heat and power cogeneration and refrigeration load | |
| CN102510075B (en) | Thermoelectricity dispatching system and method of water source heat pump | |
| CN102506451A (en) | Heat and power cogeneration system comprising wind power and fuel gas combined-cycle unit and heat and power cogeneration method | |
| CN102410596B (en) | Combined cooling and power scheduling system of water source heat pump and scheduling method thereof | |
| CN102410593B (en) | Combined cooling and power scheduling system of fuel gas combined cycle unit and scheduling method thereof | |
| CN102510095B (en) | Combined cycle and straight condensing thermal power combined dispatching system and method | |
| CN102510079B (en) | Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof | |
| CN102494430A (en) | Cold-electricity cogeneration system comprising wind power and gas combined cycle unit and method for scheduling cold-electricity cogeneration system | |
| CN102510099B (en) | Heat and electricity joint scheduling system with gas combined cycle unit and scheduling method thereof | |
| CN102510106A (en) | Combined heat and power dispatching system comprising steam-extracting steam-condensing type cogeneration unit and dispatching method thereof | |
| CN102510076B (en) | Heat and power dispatching system and dispatching method of back-pressure type combined heat and power generation unit | |
| CN102410591A (en) | Water source heat pump and pure condensing steam thermal power combined scheduling system and method thereof | |
| CN102522780B (en) | Heat and power combined dispatching system and dispatching method of fuel-gas combined circulating machine set | |
| CN102510096B (en) | Cold and electricity joint scheduling system with backpressure type cogeneration unit and scheduling method thereof | |
| CN102510103B (en) | Back-pressure type cogeneration and pure condensing steam thermal power combined dispatching system and dispatching method thereof | |
| CN102510101B (en) | Combined heat and power dispatching system comprising back-pressure type cogeneration unit and dispatching method thereof | |
| CN102510074B (en) | Cooling and power dispatching system and dispatching method of back-pressure type combined heat and power generation unit | |
| CN102510094B (en) | Combined cycle and pure condensed steam thermal power scheduling system and method | |
| CN102510100B (en) | Heat and electricity joint scheduling system with water source heat pump and pure condensed steam thermal power unit and scheduling method thereof | |
| CN102510065B (en) | Cold and electricity joint scheduling system comprising water source heat pump and scheduling method thereof | |
| CN102510097B (en) | Back pressure type cogeneration and straight condensing thermal power combined dispatching system and method | |
| CN102522762B (en) | Water source heat pump thermoelectric combination dispatching system by utilizing solar energy for power generation and dispatching method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121108 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121108 Address after: 400014 Zhongshan Road, Yuzhong District, No. three, No. 21, No. Applicant after: Chongqing City Electrical Power Co. Applicant after: State Grid Corporation of China Address before: 400014 Zhongshan Road, Yuzhong District, No. three, No. 21, No. Applicant before: Chongqing City Electrical Power Co. |
|
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 400014 Zhongshan Road, Yuzhong District, No. three, No. 21, No. Applicant after: State Grid Chongqing Electric Power Company Applicant after: State Grid Corporation of China Address before: 400014 Zhongshan Road, Yuzhong District, No. three, No. 21, No. Applicant before: Chongqing City Electrical Power Co. Applicant before: State Grid Corporation of China |
|
| CB03 | Change of inventor or designer information |
Inventor after: Liu Xinyu Inventor after: Yang Dongjiao Inventor after: Lv Shang Inventor after: Liu Yan Inventor after: Liu Bo Inventor after: Lei Yu Inventor before: Liu Xinyu Inventor before: Yang Dongjiao Inventor before: Liu Yan Inventor before: Liu Bo Inventor before: Lei Yu |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU XINYU YANG DONGJIAO LIU YAN LIU BO LEI YU TO: LIU XINYU YANG DONGJIAO LV SHANG LIU YAN LIU BO LEI YU Free format text: CORRECT: APPLICANT; FROM: CHONGQING CITY ELECTRICAL POWER CO. TO: STATE GRID CHONGQING ELECTRIC POWER COMPANY |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20161023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |