CN102506476A - Water source heat pump and wind power generation combined refrigeration system and scheduling method thereof - Google Patents

Abstract

The invention discloses a water source heat pump and wind power generation combined refrigeration system and a scheduling method thereof. A user adopts a refrigeration fan coil method and a heat pump power consumption method for refrigeration. The user adopts the refrigeration fan coil method and an air conditioner power consumption method for refrigeration. After a comprehensive scheduling control device detects energy supply and user energy consumption situation at a certain period, a prediction is made for a future certain period; on the premise that power supply and refrigeration supply are satisfied, the hot water flow of a refrigeration centralized heat-absorbing-type refrigerator is reduced, the refrigerating capacity in shortage is compensated through refrigeration by consuming power, and the refrigeration by consuming power not only can compensate the deficiency of cooling water refrigeration, but also can increase the power load at a valley period; and in combination with wind power generation and heat and power cogeneration, the heat and power output and the change of user power consumption load are regulated according to the fluctuation of wind power generation, and through equal detection cycles and regulation cycles, the goal of user-side smooth output equivalent to wind power is realized.

Description

Water resource heat pump and wind-power electricity generation joint refrigeration system and dispatching method thereof

Technical field

The invention belongs to clean energy resource comprehensive utilization technique field, relate to a kind of water resource heat pump and wind-power electricity generation joint refrigeration system and dispatching method thereof.

Background technology

Regenerative resource has the characteristics of green cleaning, and development in recent years rapidly.But with the wind-powered electricity generation is example, and wind-powered electricity generation is when providing the cleaning low-carbon (LC) energy, and being incorporated into the power networks on a large scale of wind energy turbine set brought adverse effect also for the power grid security economical operation.After being incorporated into the power networks in the large-scale wind power field since its to go out fluctuation bigger, and power swing is usually opposite with the power load fluctuation tendency, and is promptly calm available peak period at load, and the abundant situation of wind energy occurs in the load valley period.This anti-peak regulation characteristic of wind-powered electricity generation will cause the further expansion of system's peak-valley difference, strengthen the difficulty of dispatching of power netwoks, all will produce a series of influences to dispatching of power netwoks operation, Control of Voltage, peak load regulation network etc.Because correlative study and imperfection, it is serious to abandon the wind phenomenon.For example, Inner Mongolia Power Grid wind-powered electricity generation on daytime can both oepration at full load, but to the back ight electric load low ebb phase, is to guarantee city dweller's electricity consumption, and wind-powered electricity generation haves no alternative but take the measure of " abandoning wind ", and is very unfortunate.

Summary of the invention

The problem that the present invention solves is to provide a kind of water resource heat pump and wind-power electricity generation joint refrigeration system and dispatching method thereof, through the comprehensive regulation to heat energy, electric energy, realizes smoothly exerting oneself of wind-power electricity generation, improves effective utilization of wind-power electricity generation.

The present invention realizes through following technical scheme:

A kind of water resource heat pump and wind-power electricity generation joint refrigeration system comprise:

Consumes electric power heat cycles cooling water provides the thermal power generation unit of electric power so that the water resource heat pump of hot water to be provided for water resource heat pump;

Centralized heat absorption formula refrigeration machine, input connects the hot water outlet of water resource heat pump, produces cold water after the heat exchange, and output connects the cooling pipeline;

The wind power generating set that is used for output electric power;

Air-conditioner heat pump through the power cable net user parallelly connected with thermal power generation unit and wind power generating set; The air-conditioner heat pump remote control switch of control air-conditioner heat pump;

Gather the ammeter of the non-refrigeration power consumption of user;

Air-conditioner through the cooling pipeline user parallelly connected with thermal power generation unit and wind power generating set; The air-conditioner heat pump remote control switch of control air-conditioner heat pump;

Gather the ammeter of the non-refrigeration power consumption of user;

The user's who is connected with centralized heat absorption formula refrigeration machine through the cooling pipeline refrigeration fan coil pipe; Refrigeration fan coil pipe cold water consumes gauge table, detects the cold water consumption of refrigeration fan coil pipe; The refrigeration fan coil pipe device remote control switch of control refrigeration fan coil pipe;

The first remote centralized controller, the production capacity information of the hot water flow of the confession refrigeration of collection water resource heat pump and the generated output electric weight of thermal power generation sends the production capacity information of gathering to the integrated dispatch control device; The first remote centralized controller also receives the scheduling control signal that the integrated dispatch control device is sent, and according to the action of scheduling control signal control water resource heat pump control actuating unit;

The second remote centralized controller, the production capacity information of gathering the generated output electric weight of wind power energy generating set sends the production capacity information of gathering to the integrated dispatch control device;

The 3rd remote centralized controller; Record user's refrigeration fan coil pipe and the pipeline range information between the centralized heat absorption formula refrigeration machine, and collection comprises user's non-cooling electric weight and the power consumption information that refrigeration fan coil pipe cold water consumes the detected cold water influx of gauge table; Send user's the pipeline range information and the power consumption information of collection to the integrated dispatch control device;

The 3rd remote centralized controller also receives the scheduling control signal that the integrated dispatch control device is sent, and drives air-conditioner remote control switch and/or refrigeration fan coil pipe device remote control switch execution action according to scheduling control signal;

The integrated dispatch control device, according to reception production capacity information, user's pipeline range information and power consumption information, produce the regulation and control control signal, send the regulation and control control signal to the first remote centralized controller and/or the 3rd remote centralized controller.

Described integrated dispatch control device is according to the water resource heat pump, thermal power generation unit, the production capacity information of wind power generating set and user's the power consumption information that receive; Guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce water resource heat pump and supply with the hot water flow of centralized heat absorption formula refrigeration machine refrigeration, the hot water flow that reduces refrigeration causes not enough the refrigeration by the air-conditioner consumes electric power of the needed refrigeration of user to compensate;

The integrated dispatch control device sends and comprises that water resource heat pump is in the hot water flow of the confession refrigeration of scheduling time and the generated output electric weight of thermal power generation unit, the regulation and control control signal of the cool water quantity of inflow user's refrigeration fan coil pipe and the refrigeration electric power consumption of air-conditioner.

Said integrated dispatch control device comprises:

Receive the production capacity information of water resource heat pump, thermal power generation unit and wind power generating set, the first data receiving element of user's power consumption information and user pipe range information;

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

Scheduling control signal behind the coding is passed to the transmitting element of the first remote centralized controller, the 3rd remote centralized controller.

Described integrated dispatch control device is connected with the cloud computing service system through power optical fiber, and drives the calculating of cloud computing service system, to obtain scheduling control signal; The integrated dispatch control device receives the scheduling control signal that the cloud computing service system obtains through power optical fiber, sends scheduling control signal to the first remote centralized controller and/or the 3rd remote centralized controller via power cable or wireless transmission method then.

Said refrigeration fan coil pipe device remote control switch is coupled with remote control mode and integrated dispatch control device through the 3rd remote centralized controller; The air-conditioner remote control switch is coupled with remote control mode and integrated dispatch control device through the 3rd remote centralized controller; Also be provided with the special-purpose electric energy meter of air-conditioner on the air-conditioner, detect the power consumption of its refrigeration, this power consumption is also gathered by the 3rd remote centralized controller;

Water resource heat pump control actuating unit is coupled with remote control mode and integrated dispatch control device through the first remote centralized controller; Water resource heat pump control actuating unit is carried out action according to scheduling control signal.

Said the 3rd remote centralized controller comprises non-refrigeration ammeter pulse counter, refrigeration cold water flow pulse counter, pulse-code converter, metering signal amplifying emission device, and interconnective control signal Rcv decoder and remote control signal generator;

Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user, is used to detect the non-refrigeration power consumption of user data, is sent to the integrated dispatch control device after the non-refrigeration power consumption of user data process pulse-code converter and metering signal amplifying emission device are handled;

Refrigeration cold water flow pulse counter connects refrigeration fan coil pipe cold water and consumes gauge table; Be used to detect the cold water influx; The cold water influx is handled the generation signal through pulse-code converter and metering signal amplifying emission device again, is sent to the integrated dispatch control device with user pipe information;

The control signal Rcv decoder, the scheduling control information that reception integrated dispatch control device sends is also decoded, and through the control signal remote control transmitter control signal is sent to air-conditioner remote control switch, refrigeration fan coil pipe device remote control switch execution action then.

In that 0～T * in the Δ T time period, Δ T is the sampling period, the number of times of T for gathering; The integrated dispatch control device is according to the production capacity information of the water resource heat pump that receives, thermal power generation unit, wind power generating set; Dope the production capacity information of following a period of time T～2T * Δ T, combine user's in 0～T * Δ T time period power consumption information again, guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce water resource heat pump and supply with the hot water flow of centralized heat absorption formula refrigeration machine refrigeration; Reduce the cold water flow and cause not enough refrigeration of the needed refrigeration of user to compensate, and consider that cold water flows to user's time, calculates magnitude of recruitment by the air-conditioner consumes electric power;

Then in T～2T * Δ T time period; The integrated dispatch control device is the regulation and control cycle with Δ T; Generation scheduling control signal and transmission are calculated in prediction and scheduling according to electric power supply and refrigeration supply; The hot water flow and the generated output electric weight of the confession refrigeration of control water resource heat pump after the first remote centralized controller receiving scheduling control signal; After the 3rd remote centralized controller receiving scheduling control signal, control air-conditioner consumes electric power is freezed and is compensated the refrigeration deficiency that the refrigeration fan coil pipe causes with the cold water minimizing.The generation of the scheduling control signal of described integrated dispatch control device may further comprise the steps:

1.1) gather water resource heat pump in 0～T * Δ T time period with the heat of the supplying with centralized heat absorption formula refrigeration machine H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CONAnd send to the integrated dispatch control device (t); Δ T is the sampling period, the number of times of T for gathering, and T is a natural number;

Gather 0～M wind-driven generator at the generated output

of 0～T * Δ T time period and send to the integrated dispatch control device;

1.2) collection 0～T * in the Δ T time period, 0～N user's following information: the pipeline of the centralized heat absorption formula refrigeration machine of user's distance is apart from S _i, non-refrigeration power consumption P _i(t), the refrigeration fan coil pipe consumption H that is used to freeze _i(t) and the installed capacity of air-conditioner

And send to the integrated dispatch control device;

2) calculate following variable:

2.1) calculate the gross capability of wind-driven generator in 0～T * Δ T time period

Then according to gross capability Utilize statistical analysis technique, the wind-driven generator gross capability P of prediction T～2T * Δ T time period _Wind(t);

By water resource heat pump at the centralized heat absorption formula of the supply chiller heat of the 0～T * Δ T time period H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CON(t), the water resource heat pump heat that the dopes T～2T * Δ T time period H that exerts oneself _WSHP(t) and thermal power generation generated output P _CON(t);

2.2) to calculate each user be that cold water is at ducted flow velocity to equivalent distances

v of centralized heat absorption formula refrigeration machine; And to result of calculation being done rounding operation

With identical s _iThe user be divided into same group, count l group, s _i=l; Amount to the L group, L is a natural number;

To each user grouping, calculate the total cooling load H that respectively organizes all users respectively _Load(l) and air-conditioner capacity P _EHP(l);

H _Load(l)=∑ H _i(t, l), H _i(t is that l group user i is at t cooling load constantly l);

for the first group of users i l air conditioner capacity;

3) with above-mentioned H _WSHP(t), P _CON(t), P _Load(t), H _Load(l), P _EHP(l) substitution is carried out iterative by object function (1) constraints (2～10) compositional optimization problem, is the result to obtain the object function minimum of a value, obtains each variable as adjustment signal:

3.1) object function is:

Min： $\mathrm{\Δp}=\sqrt{\underset{t=T}{\overset{2T}{\mathrm{\Σ}}}{(p_{\mathrm{wind}}\left(t\right)-{\stackrel{\‾}{p}}_{\mathrm{wind}})}^2/(T+1)};---\left(1\right)$

P wherein _Wind(t) be the equivalent wind-powered electricity generation gross capability after regulating,

Be the equivalent wind-powered electricity generation mean value of exerting oneself, its expression formula respectively as follows:

p _wind(t)＝P _wind(t)+(p _CON(t)-P _CON(t))-p _EHPs(t)； (2)

Wherein, p _CON(t) be the generated output of the thermal power generation unit after regulating, P _CON(t) the thermal power generation generated output for doping, p _EHPsAll user's air-conditioner power consumptions when (t) being t;

${\stackrel{\‾}{p}}_{\mathrm{wind}}=\mathrm{\Σ}{p}_{\mathrm{wind}}\left(t\right)/(T+1);---\left(3\right)$

3.2) constraints

3.2.1) the refrigeration duty equilibrium equation

Reducing cold water and exert oneself, is Δ h (t) at the not enough power of supply side refrigeration, and its expression formula is following:

Δh(t)＝H _WSHP(t)-h _WSHP(t)； (4)

H wherein _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump of prediction is exerted oneself h _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump after regulating is exerted oneself;

Consider the time of cold water pipeline inflow user, the user uses the needed compensation Δ of air-conditioner h (t) to be expressed as:

$\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l);(T\≤t+l\≤2T)---\left(5\right)$

h _EHP(t+l l) is the t+l refrigeration work consumption sum of l group user air-conditioner constantly;

3.2.2) the water resource heat pump restriction of exerting oneself:

Supply the hot water of refrigeration restriction: the 0≤h that exerts oneself _WSHP(t)≤H _WSHP(6)

Water resource heat pump is thermoelectric than constraint:

h _WSHP(t)＝COP _WSHP·p _WSHP(t) (7)

Wherein, H _WSHPBe the specified thermal capacity of water resource heat pump; COP _WSHPBe the water resource heat pump coefficient of performance; h _WSHP(t) exerting oneself for the heat of water resource heat pump t period after regulating; p _WSHP(t) be water resource heat pump t power consumption constantly;

3.2.3) user side air-conditioner constraints

Thermoelectric than constraint: h _EHP(t, l)=COP _EHPP _EHP(t, l) (8)

h _EHP(t l) is the t refrigeration work consumption sum of l group user air-conditioner constantly, COP _EHPBe the household air-conditioner coefficient;

The upper limit: 0≤p exerts oneself _EHP(t, l)≤min (P _EHP(l), H _Load(l)/COP _EHP); (9)

The air-conditioner power consumption sum of all user's groups of day part:

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(10\right)$

4) the integrated dispatch control device generates scheduling control signal according to each variable after regulating in the middle of the operation result and sends:

With the confession of the water resource heat pump refrigeration h that exerts oneself _WSHP(t) and the generated output p of thermal power generation unit _CON(t) send to the first remote centralized controller, control it and regulate the action of day part in the time in future;

With user's air-conditioner heat pump power consumption p _EHP(t is l) with refrigerating capacity h _EHP(t l) sends to the 3rd remote centralized controller, controls it and regulates the action of day part in the time in future.

Compared with prior art, the present invention has following beneficial technical effects:

Water resource heat pump provided by the invention and wind-power electricity generation joint refrigeration system and dispatching method thereof; It is a kind of system of smoothly exerting oneself based on the wind-power electricity generation of water resource heat pump and cooling load management; The user adopts refrigeration fan coil pipe and air-conditioner electricity dual mode refrigeration; Wherein change through centralized heat absorption formula refrigeration machine the cold water that consumed of the refrigeration fan coil pipe hot water that the derives from water resource heat pump back of exerting oneself; Electric power is united by thermal power generation unit and wind power generating set to be provided, and after energy supply that detects the phase of history time and user's power consumption situation, utilizes " multiple regression " statistical analysis technique that following a period of time is made prediction through the integrated dispatch control device; Dispatch on this basis then:

Guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce the hot water flow of supplying with the centralized heat absorption formula refrigeration machine of refrigeration; Its refrigerating capacity that lacks is freezed by consumes electric power and is compensated, and the power consumption refrigeration both can compensate the deficiency of cold water refrigeration, the load of the low-valley interval that also can increase electric power;

Simultaneously, water resource heat pump reduce to supply the hot water of refrigeration to exert oneself, and its generated output also changes accordingly, can be according to adjustings needs increase generated output, and the variation of power load cooperates with wind-power electricity generation and furnishes good supplies to;

Wind-power electricity generation, thermoelectricity integrate regulation and control like this; Exert oneself according to the fluctuation of wind-power electricity generation adjustment heat and to exert oneself with electricity and the variation of user's power consumption load condition; Based on real-time detection and prediction continuity control methods, with sense cycle and the regulating cycle that equates, thus smoothly the exerting oneself at user side of realizing the wind-powered electricity generation equivalence; Variation before and after the adjusting as shown in Figure 5, the effect highly significant.

And the present invention has also considered the otherness of two kinds of different refrigeration modes: the time delay that cold water is carried at pipeline, the instantaneity of electric power compensation refrigeration; When electric power compensation, just need treat apart from differentiation to the different pipelines of refrigeration source like this user; It when the user compensates refrigeration the compensation of considering cooling time difference; Consider the energy variation of supply side and user side fully; Both help the level and smooth output of wind-power electricity generation, taken into account user's actual demand and effective utilization of the energy again.

Description of drawings

Fig. 1 is the be connected sketch map of water resource heat pump of the present invention with wind-power electricity generation joint refrigeration system;

Fig. 2 is the structural representation of integrated dispatch control device;

Fig. 3 is that the integrated dispatch control device is connected sketch map with cloud computing;

Fig. 4 is the structural representation of the 3rd remote centralized controller;

Fig. 5 exert oneself for former wind-powered electricity generation and regulate after wind-powered electricity generation equivalence power curve comparison diagram.

The specific embodiment

Water resource heat pump provided by the invention and wind-power electricity generation joint refrigeration system and dispatching method thereof, being united by thermal power generation unit and wind power generating set at supply side electric power provides the centralized heat absorption formula of water resource heat pump hot water supply refrigeration machine; Be used for refrigeration and carry cold water; The user adopts the refrigeration fan coil pipe to consume cold water cold wind and air-conditioner power consumption dual mode refrigeration is provided, on the basis that history detects, and energy supply and the power consumption situation of following a period of time of prediction; Reduce to supply chilled water to exert oneself to freeze to compensate with power consumption; With respect to the fluctuation of wind-power electricity generation, the user power utilization load also has the space of adjustment like this, and the power consumption refrigeration both can compensate the deficiency of cold water refrigeration; The load of low-valley interval that also can increase electric power, and the hot water that is used to freeze reduces generated energy and also can reduce.And when the compensation of dual mode refrigeration, consider the time delay that pipeline is carried, the instantaneity of electric power compensation refrigeration realizes effective adjusting of whole system.System's formation and control method below in conjunction with concrete are done further detailed description to the present invention, and said is to explanation of the present invention rather than qualification.

Referring to Fig. 1～Fig. 4, a kind of water resource heat pump and wind-power electricity generation joint refrigeration system comprise:

Consumes electric power heat cycles cooling water provides the thermal power generation unit of electric power so that the water resource heat pump A of hot water to be provided for water resource heat pump;

Centralized heat absorption formula refrigeration machine 200, input connects the hot water outlet of water resource heat pump A, produces cold water after the heat exchange, and output connects cooling pipeline 114;

The wind power generating set B that is used for output electric power;

Air-conditioner heat pump 108 through power cable net 113 user parallelly connected with thermal power generation unit and wind power generating set B; The air-conditioner remote control switch 117 of control air-conditioner 108;

Gather the ammeter of the non-refrigeration power consumption of user;

The user's who is connected with centralized heat absorption formula refrigeration machine 200 through cooling pipeline 114 refrigeration fan coil pipe 110; Refrigeration fan coil pipe cold water consumes gauge table 111, detects the cold water consumption of refrigeration fan coil pipe 110; The refrigeration fan coil pipe device remote control switch 116 of control refrigeration fan coil pipe 110;

The first remote centralized controller 1121, the production capacity information of the hot water flow of the confession refrigeration of collection water resource heat pump and the generated output electric weight of thermal power generation sends the production capacity information of gathering to integrated dispatch control device 115; The first remote centralized controller 1121 also receives the scheduling control signal that integrated dispatch control device 115 is sent, and moves according to the control actuating unit 118 of scheduling control signal control water resource heat pump;

The second remote centralized controller 1122, the production capacity information of gathering the generated output electric weight of wind power generating set B sends the production capacity information of gathering to integrated dispatch control device 115;

The 3rd remote centralized controller 1123; Record user's refrigeration fan coil pipe 110 and the pipeline range information between the centralized heat absorption formula refrigeration machine 200, and collection comprises user's non-cooling electric weight and the power consumption information that refrigeration fan coil pipe cold water consumes gauge table 111 detected cold water influxs; Send user's the pipeline range information and the power consumption information of collection to integrated dispatch control device 115;

The 3rd remote centralized controller 1123 also receives the scheduling control signal that integrated dispatch control device 115 is sent, and drives air-conditioner remote control switch 117 and/or the 116 execution actions of refrigeration fan coil pipe device remote control switch according to scheduling control signal;

Integrated dispatch control device 115, according to reception production capacity information, user's pipeline range information and power consumption information, produce the regulation and control control signal, send the regulation and control control signal to the first remote centralized controller 1121 and/or the 3rd remote centralized controller 1123.

Concrete integrated dispatch control device 115 is according to the water resource heat pump A, thermal power generation unit, the production capacity information of wind power generating set B and user's the power consumption information that receive; Guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce the hot water flow that water resource heat pump A supplies with centralized heat absorption formula refrigeration machine 200 refrigeration, the hot water flow that reduces refrigeration causes not enough the refrigeration by air-conditioner 108 consumes electric power of the needed refrigeration of user to compensate;

Integrated dispatch control device 115 sends and comprises that water resource heat pump A is in the hot water flow of the confession refrigeration of scheduling time and the generated output electric weight of thermal power generation unit, the regulation and control control signal of the cool water quantity of inflow user's refrigeration fan coil pipe 110 and the refrigeration electric power consumption of air-conditioner 108.

Referring to Fig. 2, said integrated dispatch control device 115 comprises:

Receive the production capacity information of water resource heat pump A, thermal power generation unit and wind power generating set B, the first data receiving element 201 of user's power consumption information and user pipe range information;

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;

Scheduling control signal behind the coding is passed to the transmitting element 206 of the first remote centralized controller 1121, the 3rd remote centralized controller 1123.

Referring to Fig. 3, integrated dispatch control device 115 is connected with cloud computing service system 917 through power optical fiber 120, and drives 917 calculating of cloud computing service system, to obtain scheduling control signal; Integrated dispatch control device 115 receives the scheduling control signal that cloud computing service system 917 obtains through power optical fiber 120, sends scheduling control signal to the first remote centralized controller 1121 and/or the 3rd remote centralized controller 1123 via power cable or wireless transmission method then.

Concrete remote control mode is:

Said refrigeration fan coil pipe device remote control switch 116 is coupled with remote control mode and integrated dispatch control device 115 through the 3rd remote centralized controller 1123; Air-conditioner remote control switch 117 is coupled with remote control mode and integrated dispatch control device 115 through the 3rd remote centralized controller 1123; Also be provided with the special-purpose electric energy meter 109 of air-conditioner on the air-conditioner 108, detect the power consumption of its refrigeration, this power consumption is also gathered by the 3rd remote centralized controller;

Water resource heat pump control actuating unit 118 is coupled with remote control mode and integrated dispatch control device 115 through the first remote centralized controller 1121; Water resource heat pump control actuating unit 118 is carried out action according to scheduling control signal.

Referring to Fig. 4; Said the 3rd remote centralized controller 1123 comprises non-refrigeration ammeter pulse counter, refrigeration cold water flow pulse counter, pulse-code converter, metering signal amplifying emission device, and interconnective control signal Rcv decoder and remote control signal generator;

Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user, is used to detect the non-refrigeration power consumption of user data, is sent to integrated dispatch control device 115 after the non-refrigeration power consumption of user data process pulse-code converter and metering signal amplifying emission device are handled;

Refrigeration cold water flow pulse counter connects refrigeration fan coil pipe cold water and consumes gauge table 111; Be used to detect the cold water influx; The cold water influx is handled the generation signal through pulse-code converter and metering signal amplifying emission device again, is sent to integrated dispatch control device 115 with user pipe information;

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 refrigeration fan coil pipe device remote control switch then.

Dispatching method based on above-mentioned water resource heat pump and wind-power electricity generation joint refrigeration system may further comprise the steps:

At 0～T * in the Δ T time period; Δ T is the sampling period; The number of times of T for gathering, integrated dispatch control device utilize " multiple regression " statistical analysis technique to dope the production capacity information of following a period of time T～2T * Δ T according to the production capacity information of the water resource heat pump that receives, thermal power generation unit, wind power generating set; The power consumption information that combines user in 0～T * Δ T time period again; Guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with, reducing the hot water flow that water resource heat pump is supplied with centralized heat absorption formula refrigeration machine refrigeration, reducing the cold water flow and cause not enough refrigeration of the needed refrigeration of user to compensate by the air-conditioner consumes electric power; And consider that cold water flows to user's time, calculates magnitude of recruitment;

Then in T～2T * Δ T time period; The integrated dispatch control device is the regulation and control cycle with Δ T; Generation scheduling control signal and transmission are calculated in prediction and scheduling according to electric power supply and refrigeration supply; The hot water flow and the generated output electric weight of the confession refrigeration of control water resource heat pump after the first remote centralized controller receiving scheduling control signal; After the 3rd remote centralized controller receiving scheduling control signal, control air-conditioner consumes electric power is freezed and is compensated the refrigeration deficiency that the refrigeration fan coil pipe causes with the cold water minimizing.

Based on real-time detection and prediction continuity control methods, in system, regulate like this with the sense cycle and the regulating cycle that equate.

The generation of the scheduling control signal of concrete integrated dispatch control device may further comprise the steps:

1) gather variable:

1.1) heat of gathering water resource heat pump and providing in the 0～T * Δ T time period H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CONAnd send to the integrated dispatch control device (t); Δ T is that the sampling period, (specifically can be 15～30min), T was the number of times of collection, and T is a natural number;

Gather 0～M wind-driven generator at the generated output

of 0～T * Δ T time period and send to the integrated dispatch control device;

1.2) collection 0～T * in the Δ T time period, 0～N user's following information: the pipeline of the centralized heat absorption formula refrigeration machine of user's distance is apart from S _i, non-refrigeration power consumption P _i(t), the refrigeration fan coil pipe consumption H that is used to freeze _i(t) and the installed capacity of air-conditioner

And send to the integrated dispatch control device;

2) calculate following variable:

2.1) calculate the gross capability of wind-driven generator in 0～T * Δ T time period

Then according to gross capability

Utilize statistical analysis technique, the wind-driven generator gross capability P of prediction T～2T * Δ T time period _Wind(t);

By water resource heat pump at the centralized heat absorption formula of the supply chiller heat of the 0～T * Δ T time period H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CON(t), the water resource heat pump heat that the dopes T～2T * Δ T time period H that exerts oneself _WSHP(t) and thermal power generation generated output P _CON(t);

2.2) to calculate each user be that cold water is at ducted flow velocity to equivalent distances

v of centralized heat absorption formula refrigeration machine; And to result of calculation being done rounding operation

With identical s _iThe user be divided into same group, count l group, s _i=l; Amount to the L group, L is a natural number;

To each user grouping, calculate the total cooling load H that respectively organizes all users respectively _Load(l) and air-conditioner capacity P _EHP(l);

H _Load(l)=∑ H _i(t, l), H _i(t is that l group user i is at t cooling load constantly l);

for the first group of users i l air conditioner capacity;

3) with above-mentioned H _WSHP(t), P _CON(t), P _Load(t), H _Load(l), P _EHP(l) substitution is carried out iterative by object function (1) constraints (2～10) compositional optimization problem, is the result to obtain the object function minimum of a value, obtains each variable regulation and control amount of this variable of a period of time (promptly following) as adjustment signal:

Min： $\mathrm{\Δp}=\sqrt{\underset{t=T}{\overset{2T}{\mathrm{\Σ}}}{(p_{\mathrm{wind}}\left(t\right)-{\stackrel{\‾}{p}}_{\mathrm{wind}})}^2/(T+1)};---\left(1\right)$

P wherein _Wind(t) be the equivalent wind-powered electricity generation gross capability after regulating,

Be the equivalent wind-powered electricity generation mean value of exerting oneself, its expression formula respectively as follows:

p _wind(t)＝P _wind(t)+(p _CON(t)-P _CON(t))-p _EHPs(t)； (2)

Wherein, p _CON(t) be the generated output of the thermal power generation unit after regulating, P _CON(t) the thermal power generation generated output for doping, p _EHPsAll user's air-conditioner power consumptions when (t) being t;

${\stackrel{\‾}{p}}_{\mathrm{wind}}=\mathrm{\Σ}{p}_{\mathrm{wind}}\left(t\right)/(T+1);---\left(3\right)$

3.2) constraints

3.2.1) the refrigeration duty equilibrium equation

Reducing cold water and exert oneself, is Δ h (t) at the not enough power of supply side refrigeration, and its expression formula is following:

Δh(t)＝H _WSHP(t)-h _WSHP(t)； (4)

H wherein _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump of prediction is exerted oneself h _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump after regulating is exerted oneself;

Consider the time of cold water pipeline inflow user, the user uses the needed compensation Δ of air-conditioner h (t) to be expressed as:

$\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l);(T\≤t+l\≤2T)---\left(5\right)$

h _EHP(t+l l) is the t+l refrigeration work consumption sum of l group user air-conditioner constantly;

3.2.2) the water resource heat pump restriction of exerting oneself:

Supply the hot water of refrigeration restriction: the 0≤h that exerts oneself _WSHP(t)≤H _WSHP(6)

Water resource heat pump is thermoelectric than constraint:

h _WSHP(t)＝COP _WSHP·p _WSHP(t) (7)

Wherein, H _WSHPBe the specified thermal capacity of water resource heat pump; COP _WSHPBe the water resource heat pump coefficient of performance; h _WSHP(t) exerting oneself for the heat of water resource heat pump t period after regulating; p _WSHP(t) be water resource heat pump t power consumption constantly;

3.2.3) user side air-conditioner constraints

Thermoelectric than constraint: h _EHP(t, l)=COP _EHPP _EHP(t, l) (8)

h _EHP(t l) is the t refrigeration work consumption sum of l group user air-conditioner constantly, COP _EHPBe the household air-conditioner coefficient;

The upper limit: 0≤p exerts oneself _EHP(t, l)≤min (P _EHP(l), H _Load(l)/COP _EHP); (9)

The air-conditioner power consumption sum of all user's groups of day part:

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(10\right)$

4) the integrated dispatch control device generates scheduling control signal according to each variable after regulating in the middle of the operation result and sends:

With the confession of the water resource heat pump refrigeration h that exerts oneself _WSHP(t) and the generated output p of thermal power generation unit _CON(t) send to the first remote centralized controller, control it and regulate the action of day part in the time in future;

With user's air-conditioner heat pump power consumption p _EHP(t is l) with refrigerating capacity h _EHP(t l) sends to the 3rd remote centralized controller, controls it and regulates the action of day part in the time in future.

Referring to former wind-powered electricity generation shown in Figure 5 exert oneself and regulate after wind-powered electricity generation equivalence power curve comparison diagram, can find out that the fluctuation that wind-powered electricity generation is exerted oneself before adjusting is very big, and after regulating, it is smoother that the wind-powered electricity generation equivalence is exerted oneself, front and back contrast, effect highly significant.

Claims (8)

1. water resource heat pump and wind-power electricity generation joint refrigeration system is characterized in that, comprising:

The water resource heat pump (A) of consumes electric power heat cycles cooling water so that hot water to be provided provides the thermal power generation unit of electric power for water resource heat pump (A);

Centralized heat absorption formula refrigeration machine (200), input connects the hot water outlet of water resource heat pump (A), produces cold water after the heat exchange, and output connects cooling pipeline (114);

The wind power generating set (B) that is used for output electric power;

Air-conditioner (108) through power cable net (113) user parallelly connected with thermal power generation unit and wind power generating set (B); The air-conditioner remote control switch (117) of control air-conditioner (108);

Gather the ammeter of the non-refrigeration power consumption of user;

The user's who is connected with centralized heat absorption formula refrigeration machine (200) through cooling pipeline (114) refrigeration fan coil pipe (110); Refrigeration fan coil pipe cold water consumes gauge table (111), detects the cold water consumption of refrigeration fan coil pipe (110); The refrigeration fan coil pipe device remote control switch (116) of control refrigeration fan coil pipe (110);

The first remote centralized controller (1121), the production capacity information of the hot water flow of the confession refrigeration of collection water resource heat pump and the generated output electric weight of thermal power generation sends the production capacity information of gathering to integrated dispatch control device (115); The first remote centralized controller (1121) also receives the scheduling control signal that integrated dispatch control device (115) is sent, and moves according to the control actuating unit (118) of scheduling control signal control water resource heat pump;

The second remote centralized controller (1122), the production capacity information of gathering the generated output electric weight of wind power generating set (B) sends the production capacity information of gathering to integrated dispatch control device (115);

The 3rd remote centralized controller (1123); Record user's refrigeration fan coil pipe (110) and the pipeline range information between the centralized heat absorption formula refrigeration machine (200), and collection comprises user's non-cooling electric weight and the power consumption information that refrigeration fan coil pipe cold water consumes the detected cold water influx of gauge table (111); Send user's the pipeline range information and the power consumption information of collection to integrated dispatch control device (115);

The 3rd remote centralized controller (1123) also receives the scheduling control signal that integrated dispatch control device (115) is sent, and drives air-conditioner remote control switch (117) and/or refrigeration fan coil pipe device remote control switch (116) execution action according to scheduling control signal;

Integrated dispatch control device (115); According to reception production capacity information, user's pipeline range information and power consumption information; Produce the regulation and control control signal, send the regulation and control control signal to the first remote centralized controller (1121) and/or the 3rd remote centralized controller (1123).

2. water resource heat pump according to claim 1 and wind-power electricity generation joint refrigeration system; It is characterized in that; Integrated dispatch control device (115) is according to the water resource heat pump (A), thermal power generation unit, the production capacity information of wind power generating set (B) and user's the power consumption information that receive; Guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce water resource heat pump (A) and supply with the hot water flow of centralized heat absorption formula refrigeration machine (200) refrigeration, the hot water flow that reduces refrigeration causes not enough the refrigeration by air-conditioner (108) consumes electric power of the needed refrigeration of user to compensate;

Integrated dispatch control device (115) sends and comprises that water resource heat pump (A) is in the hot water flow of the confession refrigeration of scheduling time and the generated output electric weight of thermal power generation unit, the regulation and control control signal of the cool water quantity of inflow user's refrigeration fan coil pipe (110) and the refrigeration electric power consumption of air-conditioner (108).

3. water resource heat pump according to claim 1 and wind-power electricity generation joint refrigeration system is characterized in that, said integrated dispatch control device (115) comprising:

Receive the production capacity information of water resource heat pump (A), thermal power generation unit and wind power generating set (B), the first data receiving element (201) of user's power consumption information and user pipe range information;

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 3rd remote centralized controller (1123).

4. water resource heat pump according to claim 1 and wind-power electricity generation joint refrigeration system; It is characterized in that; Integrated dispatch control device (115) is connected with cloud computing service system (917) through power optical fiber (120), and drives cloud computing service system (917) calculating, to obtain scheduling control signal; Integrated dispatch control device (115) receives the scheduling control signal that cloud computing service system (917) obtains through power optical fiber (120), sends scheduling control signal to the first remote centralized controller (1121) and/or the 3rd remote centralized controller (1123) via power cable or wireless transmission method then.

5. water resource heat pump according to claim 1 and wind-power electricity generation joint refrigeration system; It is characterized in that; Said refrigeration fan coil pipe device remote control switch (116) is coupled with remote control mode and integrated dispatch control device (115) through the 3rd remote centralized controller (1123); Air-conditioner remote control switch (117) is coupled with remote control mode and integrated dispatch control device (115) through the 3rd remote centralized controller (1123); Also be provided with the special-purpose electric energy meter (109) of air-conditioner on the air-conditioner (108), detect the power consumption of its refrigeration, this power consumption is also gathered by the 3rd remote centralized controller;

Water resource heat pump control actuating unit (118) is coupled with remote control mode and integrated dispatch control device (115) through the first remote centralized controller (1121); Water resource heat pump control actuating unit (118) is carried out action according to scheduling control signal.

6. water resource heat pump according to claim 1 and wind-power electricity generation joint refrigeration system; It is characterized in that; Said the 3rd remote centralized controller (1123) comprises non-refrigeration ammeter pulse counter, refrigeration cold water flow pulse counter, pulse-code converter, metering signal amplifying emission device, and interconnective control signal Rcv decoder and remote control signal generator;

Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user; Be used to detect the non-refrigeration power consumption of user data, be sent to integrated dispatch control device (115) after the non-refrigeration power consumption of user data process pulse-code converter and metering signal amplifying emission device are handled;

Refrigeration cold water flow pulse counter connects refrigeration fan coil pipe cold water and consumes gauge table (111); Be used to detect the cold water influx; The cold water influx is handled the generation signal through pulse-code converter and metering signal amplifying emission device again, is sent to integrated dispatch control device (115) with user pipe information;

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), refrigeration fan coil pipe device remote control switch (116) execution action then.

7. the dispatching method of described water resource heat pump of claim 1 and wind-power electricity generation joint refrigeration system is characterized in that, may further comprise the steps:

In that 0～T * in the Δ T time period, Δ T is the sampling period, the number of times of T for gathering; The integrated dispatch control device is according to the production capacity information of the water resource heat pump that receives, thermal power generation unit, wind power generating set; Dope the production capacity information of following a period of time T～2T * Δ T, combine user's in 0～T * Δ T time period power consumption information again, guaranteeing to satisfy under the condition that electric power is supplied with and refrigeration is supplied with; Reduce water resource heat pump and supply with the hot water flow of centralized heat absorption formula refrigeration machine refrigeration; Reduce the cold water flow and cause not enough refrigeration of the needed refrigeration of user to compensate, and consider that cold water flows to user's time, calculates magnitude of recruitment by the air-conditioner consumes electric power;

Then in T～2T * Δ T time period; The integrated dispatch control device is the regulation and control cycle with Δ T; Generation scheduling control signal and transmission are calculated in prediction and scheduling according to electric power supply and refrigeration supply; The hot water flow and the generated output electric weight of the confession refrigeration of control water resource heat pump after the first remote centralized controller receiving scheduling control signal; After the 3rd remote centralized controller receiving scheduling control signal, control air-conditioner consumes electric power is freezed and is compensated the refrigeration deficiency that the refrigeration fan coil pipe causes with the cold water minimizing.

8. the dispatching method of water resource heat pump as claimed in claim 7 and wind-power electricity generation joint refrigeration system is characterized in that, the generation of the scheduling control signal of integrated dispatch control device may further comprise the steps:

1) gather variable:

1.1) gather heat that water resource heat pump supplies with centralized heat absorption formula refrigeration machine in the 0～T * Δ T time period H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CONAnd send to the integrated dispatch control device (t); Δ T is the sampling period, the number of times of T for gathering, and T is a natural number;

Gather 0～M wind-driven generator at the generated output

of 0～T * Δ T time period and send to the integrated dispatch control device;

1.2) collection 0～T * in the Δ T time period, 0～N user's following information: the pipeline of the centralized heat absorption formula refrigeration machine of user's distance is apart from S _i, non-refrigeration power consumption P _i(t), the refrigeration fan coil pipe consumption H that is used to freeze _i(t) and the installed capacity of air-conditioner And send to the integrated dispatch control device;

2) calculate following variable:

2.1) calculate the gross capability of wind-driven generator in 0～T * Δ T time period

Then according to gross capability

Utilize statistical analysis technique, the wind-driven generator gross capability P of prediction T～2T * Δ T time period _Wind(t);

By water resource heat pump at the centralized heat absorption formula of the supply chiller heat of the 0～T * Δ T time period H that exerts oneself _WSHP(t) and the generated output P of thermal power generation _CON(t), the water resource heat pump heat that the dopes T～2T * Δ T time period H that exerts oneself _WSHP(t) and thermal power generation generated output P _CON(t);

2.2) to calculate each user be that cold water is at ducted flow velocity to equivalent distances

v of centralized heat absorption formula refrigeration machine; And to result of calculation being done rounding operation

With identical s _iThe user be divided into same group, count l group, s _i=l; Amount to the L group, L is a natural number;

To each user grouping, calculate the total cooling load H that respectively organizes all users respectively _Load(l) and air-conditioner capacity P _EHP(l);

H _Load(l)=∑ H _i(t, l), H _i(t is that l group user i is at t cooling load constantly l);

for the first group of users i l air conditioner capacity;

3) with above-mentioned H _WSHP(t), P _CON(t), P _Load(t), H _Load(l), P _EHP(l) substitution is carried out iterative by object function (1) constraints (2～10) compositional optimization problem, is the result to obtain the object function minimum of a value, obtains each variable as adjustment signal:

3.1) object function is:

Min： $\mathrm{\Δp}=\sqrt{\underset{t=T}{\overset{2T}{\mathrm{\Σ}}}{(p_{\mathrm{wind}}\left(t\right)-{\stackrel{\‾}{p}}_{\mathrm{wind}})}^2/(T+1)};---\left(1\right)$

P wherein _Wind(t) be the equivalent wind-powered electricity generation gross capability after regulating,

Be the equivalent wind-powered electricity generation mean value of exerting oneself, its expression formula respectively as follows:

p _wind(t)＝P _wind(t)+(p _CON(t)-P _CON(t))-p _EHPs(t)； (2)

Wherein, p _CON(t) be the generated output of the thermal power generation unit after regulating, P _CON(t) the thermal power generation generated output for doping, p _EHPsAll user's air-conditioner power consumptions when (t) being t;

${\stackrel{\‾}{p}}_{\mathrm{wind}}=\mathrm{\Σ}{p}_{\mathrm{wind}}\left(t\right)/(T+1);---\left(3\right)$

3.2) constraints

3.2.1) the refrigeration duty equilibrium equation

Reducing cold water and exert oneself, is Δ h (t) at the not enough power of supply side refrigeration, and its expression formula is following:

Δh(t)＝H _WSHP(t)-h _WSHP(t)； (4)

H wherein _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump of prediction is exerted oneself h _WSHP(t) heat of supplying with centralized heat absorption formula refrigeration machine for the water resource heat pump after regulating is exerted oneself;

Consider the time of cold water pipeline inflow user, the user uses the needed compensation Δ of air-conditioner h (t) to be expressed as:

$\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l);(T\≤t+l\≤2T)---\left(5\right)$

h _EHP(t+l l) is the t+l refrigeration work consumption sum of l group user air-conditioner constantly;

3.2.2) the water resource heat pump restriction of exerting oneself:

Supply the hot water of refrigeration restriction: the 0≤h that exerts oneself _WSHP(t)≤H _WSHP(6)

Water resource heat pump is thermoelectric than constraint:

h _WSHP(t)＝COP _WSHP·p _WSHP(t) (7)

Wherein, H _WSHPBe the specified thermal capacity of water resource heat pump; COP _WSHPBe the water resource heat pump coefficient of performance; h _WSHP(t) exerting oneself for the heat of water resource heat pump t period after regulating; p _WSHP(t) be water resource heat pump t power consumption constantly;

3.2.3) user side air-conditioner constraints

Thermoelectric than constraint: h _EHP(t, l)=COP _EHPP _EHP(t, l) (8)

h _EHP(t l) is the t refrigeration work consumption sum of l group user air-conditioner constantly, COP _EHPBe the household air-conditioner coefficient;

The upper limit: 0≤p exerts oneself _EHP(t, l)≤min (P _EHP(l), H _Load(l)/COP _EHP); (9)

The air-conditioner power consumption sum of all user's groups of day part:

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(10\right)$

4) the integrated dispatch control device generates scheduling control signal according to each variable after regulating in the middle of the operation result and sends:

With the confession of the water resource heat pump refrigeration h that exerts oneself _WSHP(t) and the generated output p of thermal power generation unit _CON(t) send to the first remote centralized controller, control it and regulate the action of day part in the time in future;

With user's air-conditioner heat pump power consumption p _EHP(t is l) with refrigerating capacity h _EHP(t l) sends to the 3rd remote centralized controller, controls it and regulates the action of day part in the time in future.

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