CN102510094B - Combined cycle and pure condensed steam thermal power scheduling system and method - Google Patents

Abstract

The invention provides a combined cycle and pure condensed steam thermal power scheduling system and method. The system comprises a gas heating boiler and gas combined cycle, a pure condensed steam thermal power unit, a centralized heat absorption refrigerator, an air conditioner, an electric energy meter, a refrigerating fan coil, a cold water consumption meter, a second remote centralized controller used for collecting the electric power consumption data detected by the electric energy meter and the cold water consumption data detected by the cold water consumption meter, and a scheduling control device which controls the operations of the gas heating boiler and gas combined cycle, the pure condensed steam thermal power unit, the air conditioner and the fan coil through a first, the second and a third remote centralized controllers. The inventions makes use of the pipeline distance to jointly schedule the pure condensed steam thermal power unit which previously operates separately and the gas heating boiler and gas combined cycle reasonably, thus effectively reducing the total energy consumption of the gas heating boiler and gas combined cycle and the pure condensed steam thermal power unit. The waste of the fuel resource is avoided, and at the same time the scheduling is more timely and more accurate.

Description

Combined cycle and pure condensate vapour thermoelectricity combined dispatching System and method for

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 cooling load method.

Background technology

Comprise two kinds of power generation modes in the existing electrical network: a kind of is to provide electric energy by the cogeneration units generated output separately, and another kind is to provide electric energy by condensing-type fired power generating unit generated output separately.These two kinds of generating sets are independent operating separately.Heating heat energy is provided when wherein cogeneration units is supplied electric energy for the terminal use.And the condensing-type fired power generating unit can only offer terminal use's electric energy, and heat energy then needs to supply by other heat energy factory.

The physical state of gas-heating boiler and gas Combined circular flow can only increase generating for reducing heating.At certain electrical network total load, under the situation that satisfies certain heating load, the circulation of gas-heating boiler and gas Combined exert oneself how much be only energy-conservation?

Notification number is that the Chinese invention patent of CN1259834C has disclosed a kind of double source heating air-conditioner system and utilized the method for this system's heating/cooling.This patent has solved the problem that electric energy that cogeneration of heat and power is produced and heating heat energy take full advantage of.

Notification number is that the Chinese invention patent of CN100580327C has disclosed a kind of combined thermal power generation energy supply method and system.This patent is divided into air conditioner heat pump heating and radiator heating user with resident's heating user, provides electric energy and heating heat energy for its winter heating needs respectively to above-mentioned heating user separately by cogeneration units, to improve using energy source.

This shows that above-mentioned two patents have all just solved problem how effectively to utilize electric energy and the heat energy of cogeneration units output separately.And and how to control heating and the generated output that cogeneration units should bear under the unresolved and pure condensing-type fired power generating unit mated condition can problem of energy saving for what.

The heating hot water of gas-heating boiler and gas Combined circulation output is converted to cold water through centralized heat absorption formula refrigeration machine, because the restriction of fed distance and cold water flow velocity 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 gas-heating boiler and gas Combined circulation and the user, rationally the system and method that combined dispatching is controlled is carried out in gas-heating boiler and gas Combined circulation and coal-fired pure condensing-type fired power generating unit, feasible scheduling is more timely, accurate, and the energy avoids waste.

Summary of the invention

The objective of the invention is to set up combined heat and power dispatching patcher and dispatching method thereof, make this system according to the distance between gas-heating boiler and gas Combined circulation and the cold water user, rationally combined dispatching is carried out in the circulation of gas-heating boiler and gas Combined and coal-fired pure condensing-type fired power generating unit, with the cold water cooling amount that satisfies the terminal use and the demand of non-cooling electric weight, and reduce total energy consumption and reach energy-conservation purpose.

To achieve these goals, a kind of combined cycle of the present invention and pure condensate vapour thermoelectricity combined dispatching system adopt following technical scheme:

A kind of combined cycle and pure condensate vapour thermoelectricity combined dispatching system comprise:

Be used for gas-heating boiler and the gas Combined circulation of output electric power and heating hot water;

The coal-fired pure condensing-type fired power generating unit that is used for the output electric energy;

Centralized heat absorption formula refrigeration machine connects the hot water outlet that gas-heating boiler and gas Combined circulate, and hot water is converted into cold water, feeds heat supply pipeline;

By power cable and described gas-heating boiler and gas Combined circulation and coal-fired pure condensing-type fired power generating unit air conditioner in parallel, the electric energy driving that described air conditioner is produced by described gas-heating boiler and gas Combined circulation and coal-fired pure condensing-type fired power generating unit and the generation cold wind that freezes;

The air conditioner remote control switch of control air conditioner;

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

By the refrigeration fan coil pipe that heat supply pipeline is connected with described centralized heat absorption formula refrigeration machine, the cold water of described centralized heat absorption formula refrigeration machine production flows into and produces refrigeration cold wind in the described refrigeration fan coil pipe;

Refrigeration fan coil pipe cold water consumes gauge table, for detection of the data of described refrigeration fan coil pipe cold water consumption;

The refrigeration fan coil pipe flowing water valve remote control switch of control refrigeration fan coil pipe;

The first remote centralized controller is gathered heating that gas-heating boiler and gas Combined the circulate hot water flow of exerting oneself, the generated output electric weight; And with the heating that the gas-heating boiler gathered and gas Combined the circulate hot water flow of exerting oneself, the generated output electric weight sends the integrated dispatch control device to;

The second remote centralized controller, the pipeline range information between its record refrigeration fan coil pipe and gas-heating boiler and the gas Combined circulation; The second remote centralized controller is gathered refrigeration fan coil pipe cold water and is consumed the cold water consumption data that gauge table detects, gather user's non-refrigeration electricity consumption, non-refrigeration electricity consumption, the cold water consumption data with pipeline range information, user sends the integrated dispatch control device to then;

The 3rd remote centralized controller is gathered the generated output electric weight of coal-fired pure condensing-type fired power generating unit; And the generated output electric weight of the coal-fired pure condensing-type fired power generating unit that will gather sends the integrated dispatch control device to;

The integrated dispatch control device, by exert oneself generated output electric weight, user's pipeline range information, user's non-refrigeration electricity consumption data and user's the cold water consumption data of refrigeration fan coil pipe of hot water flow, gas-heating boiler and the generated output electric weight of gas Combined circulation, coal-fired pure condensing-type fired power generating unit of the heating of gas-heating boiler and gas Combined circulation, generation scheduling control signal;

The first remote centralized controller receives the scheduling control signal that the integrated dispatch control device sends, and moves with gas-heating boiler and the gas Combined loop control final controlling element of this scheduling control signal control gas-heating boiler and gas Combined circulation;

The second remote centralized controller receives the scheduling control signal that the integrated dispatch control device sends, and drives air conditioner remote control switch, refrigeration fan coil pipe flowing water valve remote control switch execution action respectively with this scheduling control signal;

The 3rd remote centralized controller receives the scheduling control signal that the integrated dispatch control device sends, and controls the coal-fired pure condensing-type fired power generating unit control final controlling element action of coal-fired pure condensing-type fired power generating unit with this scheduling control signal.

The integrated dispatch control device is respectively applied to: calculate gas-heating boiler and gas Combined and circulate in the exert oneself scheduling control signal of hot water flow and generated output electric weight of each heating constantly; Calculate coal-fired pure condensing-type fired power generating unit in the scheduling control signal of each generated output electric weight constantly; Calculate the air conditioner of end user location in the scheduling control signal of each refrigeration electric power consumption constantly; Calculate the terminal use and be in the scheduling control signal of each refrigeration fan coil pipe consumption refrigeration cold water quantity constantly;

Described refrigeration fan coil pipe flowing water valve remote control switch is coupled with remote control mode and described integrated dispatch control device by the second remote centralized controller;

The air conditioner remote control switch is coupled with remote control mode and described integrated dispatch control device by the second remote centralized controller;

Gas-heating boiler and gas Combined loop control final controlling element are coupled with remote control mode and described integrated dispatch control device by the first remote centralized controller; Described gas-heating boiler and gas Combined loop control final controlling element are controlled connected valve event according to the scheduling control signal that obtains.

Described integrated dispatch control device comprises:

Receive the exert oneself first data receiving element of generated output electric weight of generated output electric weight that hot water flow, gas-heating boiler and gas Combined circulate and coal-fired pure condensing-type fired power generating unit of the non-refrigeration power consumption of user data, user's cold water consumption data, user pipe range information, gas-heating boiler and the heating of gas Combined circulation;

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;

Described 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 second remote centralized controller, the 3rd remote centralized controller.

Described gas-heating boiler and gas Combined loop control final controlling element comprise scheduling control signal transmitting-receiving coded stack, drive circuit and mechanical gear control device, described scheduling control signal generates coal-fired thermal power coproduction machine unit scheduling control command after the decoding of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device of overdrive circuit output, the mechanical gear control device is controlled the valve event of gas-heating boiler and gas Combined circulation again.

The pure condensing-type fired power generating unit control of described fire coal final controlling element comprises scheduling control signal transmitting-receiving coded stack, drive circuit and mechanical gear control device, described scheduling control signal generates coal-fired pure condensing-type fired power generating unit scheduling controlling instruction after the decoding of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device of overdrive circuit output, the mechanical gear control device is controlled coal-fired charging valve event and the generating steam flow valve event of coal-fired pure condensing-type fired power generating unit again.

The integrated dispatch control device is connected with cloud computing calculation services system by power optical fiber, and drives cloud computing calculation services system-computed, to obtain scheduling control signal; The integrated dispatch control device receives the scheduling control signal that cloud computing calculation services system-computed obtains by power optical fiber, issues this scheduling control signal via power cable or wireless transmission method then and gives the first remote centralized controller, the second remote centralized controller, the 3rd remote centralized controller.

The described second remote centralized controller comprises non-refrigeration ammeter pulse counter, refrigeration cold water flow pulse counter, pulse-code transducer, metering signal amplifying emission device, and interconnective control signal Rcv decoder and control signal remote control transmitter;

Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user, for detection of 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 transducer 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, for detection of the cold water data on flows that refrigeration fan coil pipe cold water consumes gauge table, refrigeration cold water flow pulse counter detects the cold water data on flows that obtains and is sent to the integrated dispatch control device through the pipeline range information between pulse-code transducer and metering signal amplifying emission device processing back and refrigeration fan coil pipe and gas-heating boiler and the gas Combined circulation;

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

The conversion efficiency of centralized heat absorption formula refrigeration machine is 1.

The dispatching method of a kind of combined cycle and pure condensate vapour thermoelectricity combined dispatching system may further comprise the steps:

1), measure:

1.1), measure supply side:

The combined cycle electricity that gather the first remote centralized controller 0～T * Δ T time period gas-heating boiler and gas Combined the circulate P that exerts oneself _COMB(t), the heat of the combined cycle H that exerts oneself _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t); Sampling period is Δ T; The number of times of T for gathering, T is natural number;

The 3rd remote centralized controller is gathered the generated output electric weight P of coal-fired pure condensing-type fired power generating unit of 0～T * Δ T time period _CON(t);

1.2), measure user's side: i=0～N, N are user's number; Each is with having air conditioner and refrigeration fan coil pipe per family;

1.2.1), the second remote centralized controller gathers pipeline that N user circulate apart from thermal source gas-heating boiler and gas Combined apart from S _i

1.2.2), the second remote centralized controller gathers the 0～T * non-refrigeration power consumption of Δ T time period N user P _i(t), sample frequency is Δ T;

1.2.3), the second remote centralized controller gathers the consumption cold H of 0～T * Δ T time period N user's refrigeration fan coil pipe _i(t), sample frequency is Δ T;

1.2.4), the second remote centralized controller gathers N user's air conditioner installed capacity

2), calculate

2.1), the integrated dispatch control device calculates the total power consumption of all user's day parts:

$P_{\mathrm{sum}}\left(t\right)=\underset{i=0}{\overset{N}{\mathrm{\Σ}}}{P}_i\left(t\right);$

2.2), according to step 2.1) in the day part total electricity consumption P that calculates _Sum(t), utilize statistical analysis technique, the electric load P of the following a period of time section of prediction _Load(t); According to the heat of the combined cycle of the gas-heating boiler of step 1) collection and the gas Combined circulation H that exerts oneself _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t), the heat of the combined cycle that circulates of the gas-heating boiler of following a period of time of prediction and the gas Combined H that exerts oneself _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t);

2.3), user grouping: calculate each user to the equivalent distances of thermal source Do rounding operation, make

With identical s _iThe user be divided into same group, s _i=l adds up to the L group, and L is natural number; V is that cold water is at ducted flow velocity;

2.4), to step 2.3) in L the group of getting, obtain 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);

It is the air conditioner capacity of l group user i;

3), control is calculated

3.1), target function:

Target function total energy consumption f is:

$f=f_{\mathrm{COMB}}+f_{\mathrm{BOIL}}+f_{\mathrm{CON}}+f_{\mathrm{CON}}^{\mathrm{ramp}}---\left(1\right)$

f _COMBBe the power energy consumption of the combined cycle of gas-heating boiler and gas Combined circulation, unit is MWH; f _BOILBe the power energy consumption of the gas-heating boiler of gas-heating boiler and gas Combined circulation, unit is MWH; f _CONBe pure condensate vapour fired power generating unit power energy consumption, unit is MWH;

Be pure condensate vapour fired power generating unit climbing energy consumption, unit is MWH;

Wherein:

$f_{\mathrm{COMB}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{COMB}}\left(t\right)}{{\mathrm{\η}}_{\mathrm{COMB}}^q}\·\mathrm{\ΔT}---\left(2\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation; h _COMB(t) exert oneself for the combined cycle heat of regulating the circulation of back combustion gas heating boiler and gas Combined;

$f_{\mathrm{BOIL}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{BOIL}}\left(t\right)}{{\mathrm{\η}}_{\mathrm{BOIL}}}\·\mathrm{\ΔT}---\left(3\right)$

η _BOILGas-heating boiler thermal output for gas-heating boiler and gas Combined circulation; h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating the circulation of back combustion gas heating boiler and gas Combined;

A), fired power generating unit power energy consumption:

$b_{\mathrm{CON}}\left(t\right)=\frac{p_{\mathrm{CON}}\left(t\right)}{0.003313105\·p_{\mathrm{CON}}\left(t\right)-0.082266676}---\left(4\right)$

$f_{\mathrm{CON}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}29.271\·p_{\mathrm{CON}}\left(t\right)\·b_{\mathrm{CON}}\left(t\right)\·\mathrm{\ΔT}---\left(5\right)$

b _CON(t) for regulating back pure condensate vapour fired power generating unit gross coal consumption rate amount, unit is g/kWh; p _CON(t) for regulating back pure condensate vapour fired power generating unit generated output, unit is MW;

B), fired power generating unit climbing energy consumption:

$f_{\mathrm{CON}}^{\mathrm{ramp}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}{d}_{\mathrm{CON}}\·(p_{\mathrm{CON}}\left(t\right)-p_{\mathrm{CON}}(t-1))---\left(6\right)$

d _CONClimbing coal consumption coefficient for fired power generating unit (B);

3.2), constraint equation

3.2.1), the electric load balance

P _load(t)+p _EHPs(t)＝p _CON(t)+p _COMB(t) (7)

p _EHPs(t) for regulating back t all user's air conditioner refrigeration power consumption sums constantly, unit is MW; p _COMB(t) exert oneself for the combined cycle electricity of regulating the circulation of back t period gas-heating boiler and gas Combined;

3.2.2), the refrigeration duty equilibrium equation

Δh(t)＝|H _COMB(t)+H _BOIL(t)-h _COMB(t)+h _BOIL(t)| (8)

$\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l)$ (T≤t+l≤2T) (9)

Wherein: h _EHP(t+l is the refrigeration work consumption sum of t+l period l group user air conditioner l), and unit is MW; h _EHP(t is the refrigeration work consumption sum of t period l group user air conditioner l), and unit is MW; H _COMB(t) for step 2.2) gas-heating boiler and the gas Combined cycling hot of gas Combined circulation t period of prediction exert oneself; H _BOIL(t) for step 2.2) gas-heating boiler and the gas-heating boiler hot of gas Combined circulation t period of prediction exert oneself; h _COMB(t) exert oneself for the gas Combined cycling hot of regulating the circulation of back t period gas-heating boiler and gas Combined; h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating the circulation of back t period gas-heating boiler and gas Combined;

3.2.3), gas-heating boiler and gas Combined circulation constraint:

$h_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^q---\left(10\right)$

$p_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^e---\left(11\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation;

Combined cycle generation efficient for gas-heating boiler and gas Combined circulation; p _COMB(t) exert oneself for the combined cycle electricity of regulating back t period gas-heating boiler and gas Combined circulation (A); f _COMB(t) be the power energy consumption of regulating the combined cycle of back t period gas-heating boiler and gas Combined circulation (A);

3.2.4), pure condensate formula fired power generating unit constraint:

$P_{\mathrm{CON}}^{\min }\≤p_{\mathrm{CON}}\left(t\right)\≤P_{\mathrm{CON}}^{\max }---\left(12\right)$

Wherein

Be the pure condensate vapour fired power generating unit generated output upper limit, unit is MW; Be pure condensate vapour fired power generating unit generated output lower limit, unit is MW;

3.2.5), user's side air conditioner constraint:

Thermoelectric than constraint:

h _EHP(t，l)＝COP _EHP·p _EHP(t，l) (13)

The air conditioner upper limit of exerting oneself:

0≤p _EHP(t，l)≤min(P _EHP(l)，H _load(l)/COP _EHP) (14)

Wherein, P _EHP(l) be l group user's air conditioner capacity sum, unit is MW; H _Load(l) be l group user's cooling load, unit is MW; COP _EHPBe the household air-conditioner coefficient; p _EHP(t is l group user's air conditioner power consumption sum l), and unit is MW;

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

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(15\right)$

Variable P will directly be gathered in the step 1) _COMB(t), P _CON(t); Step 2) calculates variable P in _Load(t), H _COMB(t), H _BOIL(t), H _Load(l), P _EHP(l) in the substitution formula 1～15 and unite and find the solution, when target function total energy consumption f is minimum value, tries to achieve and optimize gas Combined cycling hot that back gained performance variable gas-heating boiler and gas Combined the circulate h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t), the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), fired power generating unit generated output p _CON(t);

4), send control signals to supply and user and carry out action:

The integrated dispatch control device according to the optimization of step 3) after the gained performance variable, variable signal is sent to the first remote centralized controller, the 3rd remote centralized controller and the user's of supply side the second remote centralized controller, specifically carry out following action:

The gas Combined cycling hot of A, gas-heating boiler and the gas Combined circulation h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t) signal, control gas-heating boiler and gas Combined circulate in the action of day part in the following adjusting time;

B, the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), control user side different distance user uses air conditioner heating amount, and closes the fan coil amount;

C, fired power generating unit generated output p _CON(t) signal, the control fired power generating unit will be regulated the action of day part in the time in future.

Now for prior art, beneficial effect of the present invention is: the present invention adopts gas-heating boiler and gas Combined circulation to provide electric energy to the terminal use with pure condensate gas formula fired power generating unit associating output generated output; The hot water of gas-heating boiler and gas Combined circulation output converts the fan coil that cold water offers the terminal use to; The present invention is by gathering the user to the pipeline distance of thermal source, rationally coagulate the gas formula fired power generating unit and gas-heating boiler and gas Combined circulation of independent operating are carried out combined dispatching originally to utilize this pipeline distance, make when relating to the energy-conservation peak regulation of electric load off-peak period energy-saving distribution and low-valley interval, regulating the gas-heating boiler according to the demand of terminal use's load energy consumption exerts oneself with generated output and heating that gas Combined circulates, fuel consumption and the generated output of pure condensate gas formula fired power generating unit, the electric power consumption of terminal use's air-conditioning air conditioner refrigeration, and the refrigerating capacity of terminal use's fan coil, realize that the synthesis energy saving of electrical network and heat supply network is dispatched and peak regulation; And effectively reducing the total energy consumption of the circulation of gas-heating boiler and gas Combined and pure condensate gas formula fired power generating unit, the fuel source that avoids waste makes scheduling more in time, accurately simultaneously.

Description of drawings

Fig. 1 is the connection diagram of combined heat and power dispatching patcher of the present invention;

Fig. 2 is the structural representation of the second remote centralized controller;

Fig. 3 is the structural representation of gas-heating boiler and gas Combined circulation final controlling element;

Fig. 4 is the structural representation of pure condensate gas formula fired power generating unit final controlling element;

Fig. 5 is the structural representation of integrated dispatch control device;

Fig. 6 is the structural representation of the control signal generation unit of integrated dispatch control device and cloud computing calculation services system formation;

Fig. 7 is the energy-saving efficiency figure of different performance air conditioner behind the use dispatching method of the present invention.

Embodiment

Below in conjunction with description of drawings the specific embodiment of the present invention.

Please refer to shown in Figure 1ly, a kind of combined cycle of the present invention and pure condensate vapour thermoelectricity combined dispatching system comprise:

The gas-heating boiler and the gas Combined circulation A that are used for output electric power and heating hot water;

The coal-fired pure condensing-type fired power generating unit B that is used for the output electric energy;

Centralized heat absorption formula refrigeration machine 200 connects the hot water outlet of gas-heating boiler and gas Combined circulation A, and hot water is converted into cold water, feeding heat supply pipeline 114; The conversion efficiency of centralized heat absorption formula refrigeration machine 200 is 0.7-1.3 among the present invention, can regulate, among the present invention preferred 1.0.

By power cable 113 and the described gas-heating boiler air conditioner 108 in parallel with gas Combined circulation A and coal-fired pure condensing-type fired power generating unit B, described air conditioner 108 is driven and generation refrigeration cold wind by the electric energy of described gas-heating boiler and gas Combined circulation A and coal-fired pure condensing-type fired power generating unit B generation;

The special-purpose electric energy meter 109 of air conditioner is for detection of the power consumption data of described air conditioner 108 heating;

The air conditioner remote control switch 117 of control air conditioner 108;

Gather the ammeter (not shown) of the non-refrigeration electricity consumption of user;

The refrigeration fan coil pipe 110 that is connected with centralized heat absorption formula refrigeration machine 200 by heat supply pipeline 114, the hot water that centralized heat absorption formula refrigeration machine 200 is produced flows in the refrigeration fan coil pipe 110, air blast in refrigeration fan coil pipe 110 blows out cold wind, produces refrigeration cold wind and meets consumers' demand;

Refrigeration fan coil pipe cold water consumes gauge table 111, for detection of the data of described refrigeration fan coil pipe 110 cold water consumption;

The refrigeration fan coil pipe flowing water valve remote control switch 116 of control refrigeration fan coil pipe 110;

The first remote centralized controller 1121, the fuel input amount of collection gas-heating boiler and gas Combined circulation A, the steam inlet amount, hot water flow and the generated output electric weight of exerting oneself heats; And with the gas-heating boiler of collection and the fuel input amount of gas Combined circulation A, the steam inlet amount, the hot water flow of exerting oneself that heats, the generated output electric weight sends 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 air conditioner detects; Pipeline range information between record refrigeration fan coil pipe 110 and gas-heating boiler and the gas Combined circulation A; Gather refrigeration fan coil pipe cold water and consume the cold water consumption data that gauge table 111 detects; And then send power consumption data, the pipeline range information of refrigeration fan coil pipe 110, the cold water consumption data of air conditioner to integrated dispatch control device 115;

The 3rd remote centralized controller 1123, the fuel input amount of gathering coal-fired pure condensing-type fired power generating unit B, steam inlet amount and generated output electric weight; And the fuel input amount of the coal-fired pure condensing-type fired power generating unit B that will gather, steam inlet amount and generated output electric weight send integrated dispatch control device 115 to;

Integrated dispatch control device 115, by exert oneself generated output electric weight, user's pipeline range information, user's non-refrigeration electricity consumption data and user's the cold water consumption data of refrigeration fan coil pipe 110 of the generated output electric weight of hot water flow, gas-heating boiler and gas Combined circulation A, coal-fired pure condensing-type fired power generating unit B of the heating of gas-heating boiler and gas Combined circulation A, generate scheduling control signal;

The first remote centralized controller 1121 receives the scheduling control signal that integrated dispatch control device 115 sends, and moves with gas-heating boiler and the gas Combined loop control final controlling element 118 of this scheduling control signal control gas-heating boiler and gas Combined circulation A;

The second remote centralized controller 1122 receives the scheduling control signal that integrated dispatch control device 115 sends, and drives air conditioner remote control switch 117, the 116 execution switching on and shutting down actions of refrigeration fan coil pipe flowing water valve remote control switch respectively with this scheduling control signal;

The 3rd remote centralized controller 1123 receives the scheduling control signal that integrated dispatch control device 115 sends, and controls coal-fired pure condensing-type fired power generating unit control final controlling element 119 actions of coal-fired pure condensing-type fired power generating unit B with this scheduling control signal.

Coal-fired pure condensing-type fired power generating unit B is used for the output electric energy.Coal-fired pure condensing-type fired power generating unit B comprises boiler 101, turbine 102 and alternating current generator 103.Boiler 101 combustion fuels obtain heating heat energy and deliver to turbine 102 acquisition mechanical energy by pipeline, and this mechanical energy drives alternating current generator 103 and sends electric energy.The electric energy that alternating current generator 103 sends flows to air conditioner 108 and other electrical equipment of terminal use by transmission line 113.Wherein the air conditioner 108 of end user location can provide heating for air conditioner user under the driving of electric energy.The valve that coal-fired pure condensing-type fired power generating unit B also comprises control input quantity of steam 4..

The air conditioner 108 of end user location is in parallel with coal-fired pure condensing-type fired power generating unit B with the gas Combined circulation A with the gas-heating boiler by transmission line 113, can unite driving air conditioner 108 by the electric energy of gas-heating boiler and gas Combined circulation A and coal-fired pure condensing-type fired power generating unit B generation and produce refrigerating air-conditionings, and then be the air conditioner user refrigeration.5. air conditioner 108 also comprises air-conditioner switch.

Please refer to Fig. 1, electric energy meter 109 and air conditioner 108 couplings; Air conditioner remote control switch 117 connects air conditioner 108, is used for the switch of control air conditioner 108.Electric energy meter 109 is connected separately with air conditioner 108 by lead, for detection of the power consumption data of described air conditioner 108 refrigeration.Refrigeration fan coil pipe 110 is connected with centralized heat absorption formula refrigeration machine 200 by heat supply pipeline 114, and produces refrigeration cold wind by the cold water of centralized heat absorption formula refrigeration machine 200 outputs.Cold water consumes gauge table 111, is coupled with fan coil 110, for detection of the heating heat dissipation data of fan coil 110.6. refrigeration fan coil pipe 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 refrigeration fan coil pipe cold water and consume the hot water consumption data that gauge table 111 detects, and put down in writing pipeline range information between this refrigeration fan coil pipe 110 and gas-heating boiler and the gas Combined circulation A, and then send cold water consumption data and pipeline range information to integrated dispatch control device 115.

Please refer to shown in Figure 2, the second remote centralized controller 1122 comprises air-conditioning ammeter pulse counter, non-refrigeration ammeter pulse counter (not shown), refrigeration cold water flow 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, power consumption data for detection of the special-purpose electric energy meter 109 of air conditioner detects are sent to integrated dispatch control device 115 after the 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, for detection of the non-refrigeration power consumption of user data (namely, user's power consumption data except the air conditioner 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;

Refrigeration cold water flow pulse counter connects refrigeration fan coil pipe cold water and consumes gauge table 111, for detection of the cold water data on flows that refrigeration fan coil pipe cold water consumes gauge table 111, refrigeration cold water flow pulse counter detects the cold water data on flows that obtains and 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 refrigeration fan coil pipe 110 and gas-heating boiler and the gas Combined circulation A;

The control signal Rcv decoder, the scheduling control information that reception integrated dispatch control device 115 sends is also decoded, and by 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 flowing water valve remote control switch then.

The first remote centralized controller 1121, the heating of gathering gas-heating boiler and gas Combined circulation A exert oneself hot water flow and generated output electric weight, and with the heating of the gas-heating boiler gathered and the gas Combined circulation A hot water flow of exerting oneself, the generated output electric weight sends integrated dispatch control device 115 to.

The 3rd remote centralized controller 1123, gather the fuel input amount of coal-fired pure condensing-type fired power generating unit B, steam inlet amount and generated output electric weight, and the fuel input amount of the coal-fired pure condensing-type fired power generating unit B that will gather, steam inlet amount and generated output electric weight send integrated dispatch control device 115 to.

Please refer to shown in Figure 3, gas-heating boiler and gas Combined loop control final controlling element 118 comprise scheduling control signal transmitting-receiving coded stack 302, drive circuit 303 and mechanical gear control device 304, described scheduling control signal generates coal-fired thermal power coproduction machine unit scheduling control command after 302 decodings of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device 304 of overdrive circuit 303 outputs, mechanical gear control device 304 is controlled the valve event of gas-heating boiler and gas Combined circulation A again.Thereby generated output and the heat of control gas-heating boiler and gas Combined circulation A are exerted oneself.

Please refer to Fig. 4, coal-fired pure condensing-type fired power generating unit control final controlling element 119 comprises scheduling control signal transmitting-receiving coded stack 402, drive circuit 403 and mechanical gear control device 404, described scheduling control signal generates coal-fired pure condensing-type fired power generating unit scheduling controlling instruction after 402 decodings of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device 404 of overdrive circuit 403 outputs, 4. the input quantity of steam valve that mechanical gear control device 404 is controlled coal-fired pure condensing-type fired power generating unit B again moves.Thereby control the generated output of coal-fired pure condensing-type fired power generating unit B.

Please refer to Fig. 5, integrated dispatch control device 115 comprises:

The exert oneself first data receiving element 201 of generated output electric weight of the generated output electric weight of hot water flow, gas-heating boiler and gas Combined circulation A and coal-fired pure condensing-type fired power generating unit B of the heating that receives the non-refrigeration power consumption of user data, user's cold water consumption data, user pipe range information, gas-heating boiler and gas Combined circulation A; 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; Described 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, the 3rd remote centralized controller 1123.

Please refer to Fig. 6, integrated dispatch control device 115 is connected with cloud computing calculation services system 917 by 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 by power optical fiber 120 and calculates the scheduling control signal that obtains, and issues this scheduling control signal via power cable or wireless transmission method then and gives the first remote centralized controller, the second remote centralized controller, the 3rd remote centralized controller.

See also Fig. 1 to shown in Figure 7, the dispatching method of combined heat and power dispatching patcher of the present invention may further comprise the steps:

1), measure:

1.1), measure supply side:

Gather the first remote centralized controller (1121) 0～T * Δ T time period gas-heating boiler and the gas Combined combined cycle electricity of (A) P that exerts oneself that circulates _COMB(t), the heat of the combined cycle H that exerts oneself _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t); Sampling period is Δ T; The number of times of T for gathering, T is natural number;

The 3rd remote centralized controller (1123) is gathered the generated output electric weight P of coal-fired pure condensing-type fired power generating unit of 0～T * Δ T time period (B) _CON(t);

1.2), measure user's side: i=0～N, N are user's number; Each is with having air conditioner (108) and refrigeration fan coil pipe (110) per family;

1.2.1), the second remote centralized controller (1122) gathers N user and circulates the pipeline of (A) apart from S apart from thermal source gas-heating boiler and gas Combined _i

1.2.2), the second remote centralized controller (1122) gathers the 0～T * non-refrigeration power consumption of Δ T time period N user P _i(t), sample frequency is Δ T;

1.2.3), the second remote centralized controller (1122) gathers the consumption cold H of 0～T * Δ T time period N user's refrigeration fan coil pipe (110) _i(t), sample frequency is Δ T;

1.2.4), the second remote centralized controller (1122) gathers N user's air conditioner (108) installed capacity

2), calculate

2.1), integrated dispatch control device 115 calculates the total power consumption of all user's day parts:

$P_{\mathrm{sum}}\left(t\right)=\underset{i=0}{\overset{N}{\mathrm{\Σ}}}{P}_i\left(t\right);$

2.2), according to the day part total electricity consumption P that calculates in the step 2.1 _Sum(t), utilize known SPSS (Statistical Product and Service Solutions) statistical analysis technique or multiple regression statistical analysis technique, prediction (the electric load P of T～2T) * Δ T time period _Load(t); The gas-heating boiler of gathering according to step 1) and the gas Combined heat of combined cycle of (A) H that exerts oneself that circulates _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t), the gas-heating boiler of following a period of time of prediction and the gas Combined heat of combined cycle of (A) H that exerts oneself that circulates _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t);

2.3), user grouping: calculate each user to the equivalent distances of thermal source

Do rounding operation, make

With identical s _iThe user be divided into same group, s _i=l is divided into 0,,, l,,, the L group is counted the L group, and L is natural number; V is that cold water is at ducted flow velocity; Δ T is that unit regulates time min, and namely the integrated dispatch control device sends the cycle of control signal, and the unit adjusting time equals the sampling period among the present invention;

2.4), to step 2.3) in L the group of getting, obtain the total cooling load H that respectively organizes all users respectively _Load(l) and air conditioner capacity P _EHP(l);

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

It is the air conditioner capacity of l group user i;

3), control is calculated

3.1), target function:

Target function total energy consumption f is:

$f=f_{\mathrm{COMB}}+f_{\mathrm{BOIL}}+f_{\mathrm{CON}}+f_{\mathrm{CON}}^{\mathrm{ramp}}---\left(1\right)$

f _COMBBe the power energy consumption of the combined cycle of gas-heating boiler and gas Combined circulation, unit is MWH; f _BOILBe the power energy consumption of the gas-heating boiler of gas-heating boiler and gas Combined circulation, unit is MWH; f _CONBe pure condensate vapour fired power generating unit power energy consumption, unit is MWH;

Be pure condensate vapour fired power generating unit climbing energy consumption, unit is MWH; The purpose of dispatching method of the present invention makes the value minimum of target function total energy consumption f, to reach the purpose of energy-saving distribution.

Wherein:

$f_{\mathrm{COMB}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{COMB}}\left(t\right)}{{\mathrm{\η}}_{\mathrm{COMB}}^q}\·\mathrm{\ΔT}---\left(2\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation; h _COMB(t) exert oneself for the combined cycle heat of regulating the circulation of back combustion gas heating boiler and gas Combined;

$f_{\mathrm{BOIL}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{BOIL}}\left(t\right)}{{\mathrm{\η}}_{\mathrm{BOIL}}}\·\mathrm{\ΔT}---\left(3\right)$

η _BOILGas-heating boiler thermal output for gas-heating boiler and gas Combined circulation; h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating the circulation of back combustion gas heating boiler and gas Combined;

A), fired power generating unit power energy consumption:

$b_{\mathrm{CON}}\left(t\right)=\frac{p_{\mathrm{CON}}\left(t\right)}{0.003313105\·p_{\mathrm{CON}}\left(t\right)-0.082266676}---\left(4\right)$

$f_{\mathrm{CON}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}29.271\·p_{\mathrm{CON}}\left(t\right)\·b_{\mathrm{CON}}\left(t\right)\·\mathrm{\ΔT}---\left(5\right)$

b _CON(t) for regulating back pure condensate vapour fired power generating unit gross coal consumption rate amount g/kWh; p _CON(t) for regulating the generated output MW of back pure condensate vapour fired power generating unit B;

B), fired power generating unit climbing energy consumption:

$f_{\mathrm{CON}}^{\mathrm{ramp}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}{d}_{\mathrm{CON}}\·(p_{\mathrm{CON}}\left(t\right)-p_{\mathrm{CON}}(t-1))---\left(6\right)$

d _CONClimbing coal consumption coefficient for fired power generating unit (B);

3.2), constraint equation

3.2.1), the electric load balance

P _load(t)+p _EHPs(t)＝p _CON(t)+p _COMB(t) (7)

p _EHPs(t) for regulating back t all user's air conditioner refrigeration power consumption sums constantly, unit is MW; p _COMB(t) exert oneself for the combined cycle electricity of regulating the circulation of back t period gas-heating boiler and gas Combined;

3.2.2), the refrigeration duty equilibrium equation

The deficiency that air conditioner electricity consumption refrigeration replaces gas-heating boiler and gas Combined circulating hot water to exert oneself is the core of method, if Δ h (t) expression t period gas-heating boiler and the hydropenic power of gas Combined cycling hot, then, its expression formula is:

Δh(t)＝|H _COMB(t)+H _BOIL(t)-h _COMB(t)+h _BOIL(t)| (8)

T period gas-heating boiler and gas Combined circulating hot water undersupply are organized by each user and are used air conditioner power consumption refrigeration to obtain, because the time delay of cold water transmission, also there is time-delay in the influence of cold water deficiency, and this time-delay is organized the variation of distance along with the user and changed.For example, all users are divided into approximate 0,1 .., l, .., L user's group is organized for the 1st user, the time that cold water flows to it is a unit scheduling duration, so the hot 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+l.In sum, t period gas-heating boiler and gas Combined circulating hot water undersupply will be by the air-conditioning air conditioners of 0～L user group, respectively in that t～(t+L) period compensates by electricity consumption.

Concrete formula is:

$\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l)$ (T≤t+l≤2T) (9)

Wherein: h _EHP(t+l is the t+l refrigeration work consumption sum of l group user air conditioner constantly l), and unit is MW; h _EHP(t is the t refrigeration work consumption sum of l group user air conditioner constantly l), and unit is MW; H _COMB(t) for step 2.2) gas-heating boiler and the gas Combined cycling hot of gas Combined circulation A t period of prediction exert oneself; H _BOIL(t) for step 2.2) gas-heating boiler and the gas-heating boiler hot of gas Combined circulation A t period of prediction exert oneself; h _COMB(t) exert oneself for the gas Combined cycling hot of regulating back t period gas-heating boiler and gas Combined circulation A; h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating back t period gas-heating boiler and gas Combined circulation A;

If h in the formula _EHP(t l) can get 0, and on the one hand, some period, not all user's group all participated in compensation; On the other hand, if surpassed the total activation time of regulation, the Cold water supply deficiency does not have influence on the user's group that is in far-end yet, and these user's groups also will not participate in compensation so.

3.2.3), gas-heating boiler and gas Combined circulation constraint:

$h_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^q---\left(10\right)$

$p_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^e---\left(11\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation;

Combined cycle generation efficient for gas-heating boiler and gas Combined circulation; p _COMB(t) exert oneself for the combined cycle electricity of regulating back t period gas-heating boiler and gas Combined circulation A; f _COMB(t) be the power energy consumption of regulating the combined cycle of back t period gas-heating boiler and gas Combined circulation A;

3.2.4), pure condensate formula fired power generating unit constraint:

$P_{\mathrm{CON}}^{\min }\≤p_{\mathrm{CON}}\left(t\right)\≤P_{\mathrm{CON}}^{\max }---\left(12\right)$

Wherein

Be the pure condensate vapour fired power generating unit generated output upper limit, unit is MW;

Be pure condensate vapour fired power generating unit generated output lower limit, unit is MW;

3.2.5), user's side air conditioner constraint:

Thermoelectric than constraint:

h _EHP(t，l)＝COP _EHP·p _EHP(t，l) (13)

The air conditioner upper limit of exerting oneself:

0≤p _EHP(t，l)≤min(P _EHP(l)，H _load(l)/COP _EHP) (14)

Wherein, P _EHP(l) be l group user's air conditioner capacity sum, unit is MW; H _Load(l) be l group user's cooling load, unit is MW; COP _EHPBe the household air-conditioner coefficient; p _EHP(t is l group user's air conditioner power consumption sum l), and unit is MW;

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

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(15\right)$

Variable P will directly be gathered in the step 1) _COMB(t), P _CON(t); Step 2) calculates variable P in _Load(t), H _COMB(t), H _BOIL(t), H _Load(l), P _EHP(l) in the substitution formula 1～15 and unite and find the solution, when target function total energy consumption f is minimum value, tries to achieve and optimize gas Combined cycling hot that back gained performance variable gas-heating boiler and gas Combined the circulate h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t), the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), fired power generating unit generated output p _CON(t);

4), send control signals to supply and user and carry out action:

Integrated dispatch control device 115 according to the optimization of step 3) after the gained performance variable, variable signal is sent to the first remote centralized controller 1121, the 3rd remote centralized controller 1123 and the user's of supply side the second remote centralized controller 1122, carry out concrete action, as follows:

The gas Combined cycling hot of A, gas-heating boiler and the gas Combined circulation h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t) signal, control gas-heating boiler and gas Combined circulate in the action of day part in the following adjusting time;

B, the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), control user side different distance user uses air conditioner heating amount, and closes the fan coil amount;

C, fired power generating unit generated output p _CON(t) signal, the control fired power generating unit will be regulated the action of day part in the time in future.

The time period of t for gathering in the step 1) among the present invention, t ∈ 0～T; Step 3), 4) t is the time period of scheduling, t ∈ (T+1)～2T in.

See also shown in Figure 7ly, be to use the energy-saving efficiency figure of different performance air conditioner behind the dispatching method of the present invention, as can be seen from the figure use dispatching method of the present invention after, the air conditioner energy-saving effect is obvious.

Above embodiment only is used for explanation the present invention, but not is used for limiting the present invention.

Claims (9)

1. a combined cycle and pure condensate vapour thermoelectricity combined dispatching system is characterized in that, comprising:

Be used for gas-heating boiler and the gas Combined circulation (A) of output electric power and heating hot water;

The coal-fired pure condensing-type fired power generating unit (B) that is used for the output electric energy;

Centralized heat absorption formula refrigeration machine (200) connects the hot water outlet of gas-heating boiler and gas Combined circulation (A), and hot water is converted into cold water, feeding heat supply pipeline (114);

By power cable (113) and described gas-heating boiler and gas Combined circulation (A) and coal-fired pure condensing-type fired power generating unit (B) air conditioner (108) in parallel, described air conditioner (108) by described gas-heating boiler with the electric energy driving of gas Combined circulation (A) and coal-fired pure condensing-type fired power generating unit (B) generation the generation cold wind that freezes;

The air conditioner remote control switch (117) of control air conditioner (108);

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

By the refrigeration fan coil pipe (110) that heat supply pipeline (114) is connected with described centralized heat absorption formula refrigeration machine (200), the cold water that described centralized heat absorption formula refrigeration machine (200) is produced flows into and produces refrigeration cold wind in the described refrigeration fan coil pipe (110);

Refrigeration fan coil pipe cold water consumes gauge table (111), for detection of the data of described refrigeration fan coil pipe (110) cold water consumption;

The refrigeration fan coil pipe flowing water valve remote control switch (116) of control refrigeration fan coil pipe (110);

The first remote centralized controller (1121) is gathered gas-heating boiler and the gas Combined heating of (A) hot water flow of exerting oneself that circulates, the generated output electric weight; And with the gas-heating boiler gathered and the gas Combined heating of (A) hot water flow of exerting oneself that circulates, the generated output electric weight sends integrated dispatch control device (115) to;

The second remote centralized controller (1122), the pipeline range information between its record refrigeration fan coil pipe (110) and gas-heating boiler and the gas Combined circulation (A); The second remote centralized controller (1122) is gathered refrigeration fan coil pipe cold water and is consumed the cold water consumption data that gauge table (111) detects, gather user's non-refrigeration electricity consumption, non-refrigeration electricity consumption, the cold water consumption data with pipeline range information, user sends integrated dispatch control device (115) to then;

The 3rd remote centralized controller (1123) is gathered the generated output electric weight of coal-fired pure condensing-type fired power generating unit (B); And the generated output electric weight of the coal-fired pure condensing-type fired power generating unit (B) that will gather sends integrated dispatch control device (115) to;

Integrated dispatch control device (115), by exert oneself generated output electric weight, user's pipeline range information, user's non-refrigeration electricity consumption data and user's the cold water consumption data of refrigeration fan coil pipe (110) of generated output electric weight, coal-fired pure condensing-type fired power generating unit (B) of hot water flow, gas-heating boiler and gas Combined circulation (A) of the heating of gas-heating boiler and gas Combined circulation (A), generation scheduling control signal;

The first remote centralized controller (1121) receives the scheduling control signal that integrated dispatch control device (115) sends, and moves with gas-heating boiler and the gas Combined loop control final controlling element (118) of this scheduling control signal control gas-heating boiler and gas Combined circulation (A);

The second remote centralized controller (1122) receives the scheduling control signal that integrated dispatch control device (115) sends, and drives air conditioner remote control switch (117), refrigeration fan coil pipe flowing water valve remote control switch (116) execution action respectively with this scheduling control signal;

The 3rd remote centralized controller (1123) receives the scheduling control signal that integrated dispatch control device (115) sends, and controls coal-fired pure condensing-type fired power generating unit control final controlling element (119) action of coal-fired pure condensing-type fired power generating unit (B) with this scheduling control signal.

2. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that integrated dispatch control device (115) is respectively applied to: calculate gas-heating boiler and gas Combined circulation (A) in the exert oneself scheduling control signal of hot water flow and generated output electric weight of each heating constantly; Calculate coal-fired pure condensing-type fired power generating unit (B) in the scheduling control signal of each generated output electric weight constantly; Calculate the air conditioner (108) of end user location in the scheduling control signal of each refrigeration electric power consumption constantly; Calculate the terminal use and be in the scheduling control signal that each refrigeration fan coil pipe (110) constantly consumes refrigeration cold water quantity;

Described refrigeration fan coil pipe flowing water valve remote control switch (116) is coupled with remote control mode and described integrated dispatch control device (115) by the second remote centralized controller (1122);

Air conditioner remote control switch (117) is coupled with remote control mode and described integrated dispatch control device (115) by the second remote centralized controller (1122);

Gas-heating boiler and gas Combined loop control final controlling element (118) are coupled with remote control mode and described integrated dispatch control device (115) by the first remote centralized controller (1121); Described gas-heating boiler and gas Combined loop control final controlling element (118) are controlled connected valve event according to the scheduling control signal that obtains.

3. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system is characterized in that described integrated dispatch control device (115) comprising:

Receive the non-refrigeration power consumption of user data, user's cold water consumption data, user pipe range information, gas-heating boiler and the heating of gas Combined circulation (A) the circulate first data receiving element (201) of generated output electric weight of the generated output electric weight of (A) and coal-fired pure condensing-type fired power generating unit (B) of hot water flow, gas-heating boiler and gas Combined of exerting oneself;

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;

Described 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), the 3rd remote centralized controller (1123).

4. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that, described gas-heating boiler and gas Combined loop control final controlling element (118) comprise scheduling control signal transmitting-receiving coded stack (302), drive circuit (303) and mechanical gear control device (304), described scheduling control signal generates coal-fired thermal power coproduction machine unit scheduling control command after the decoding of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device of overdrive circuit output, the mechanical gear control device is controlled the valve event of gas-heating boiler and gas Combined circulation again.

5. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that, the pure condensing-type fired power generating unit control final controlling element of described fire coal (119) comprises scheduling control signal transmitting-receiving coded stack (402), drive circuit (403) and mechanical gear control device (404), described scheduling control signal generates coal-fired pure condensing-type fired power generating unit scheduling controlling instruction after the decoding of scheduling control signal transmitting-receiving coded stack, through the Electric Traction signal triggering mechanical gear control device of overdrive circuit output, the mechanical gear control device is controlled coal-fired charging valve event and the generating steam flow valve event of coal-fired pure condensing-type fired power generating unit again.

6. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that, integrated dispatch control device (115) is connected with cloud computing calculation services system (917) by power optical fiber (120), and drive cloud computing calculation services system (917) calculating, to obtain scheduling control signal; Integrated dispatch control device (115) receives cloud computing calculation services system (917) by power optical fiber (120) and calculates the scheduling control signal that obtains, and issues this scheduling control signal via power cable or wireless transmission method then and gives the first remote centralized controller, the second remote centralized controller, the 3rd remote centralized controller.

7. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that, the described second remote centralized controller comprises non-refrigeration ammeter pulse counter, refrigeration cold water flow pulse counter, pulse-code transducer, metering signal amplifying emission device, and interconnective control signal Rcv decoder and control signal remote control transmitter;

Non-refrigeration ammeter pulse counter connects the non-refrigeration ammeter of user, for detection of the non-refrigeration power consumption of user data, after handling, the non-refrigeration power consumption of user data process pulse-code transducer and metering signal amplifying emission device be sent to integrated dispatch control device (115);

Refrigeration cold water flow pulse counter connects refrigeration fan coil pipe cold water and consumes gauge table (111), for detection of the cold water data on flows that refrigeration fan coil pipe cold water consumes gauge table (111), refrigeration cold water flow pulse counter detects the cold water data on flows that obtains and 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 refrigeration fan coil pipe (110) and gas-heating boiler and the gas Combined circulation (A);

The control signal Rcv decoder, the scheduling control information that reception integrated dispatch control device (115) sends is also decoded, and by the control signal remote control transmitter control signal is sent to air conditioner remote control switch (117), refrigeration fan coil pipe flowing water valve remote control switch (116) execution action then.

8. a kind of combined cycle according to claim 1 and pure condensate vapour thermoelectricity combined dispatching system is characterized in that the conversion efficiency of centralized heat absorption formula refrigeration machine (200) is 1.

9. according to the dispatching method of each described a kind of combined cycle in the claim 1 to 8 and pure condensate vapour thermoelectricity combined dispatching system, it is characterized in that, may further comprise the steps:

1), measure:

1.1), measure supply side:

Gather the first remote centralized controller (1121) 0～T * Δ T time period gas-heating boiler and the gas Combined combined cycle electricity of (A) P that exerts oneself that circulates _COMB(t), the heat of the combined cycle H that exerts oneself _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t); Sampling period is Δ T; The number of times of T for gathering, T is natural number;

The 3rd remote centralized controller (1123) is gathered the generated output electric weight P of coal-fired pure condensing-type fired power generating unit of 0～T * Δ T time period (B) _CON(t);

1.2), measure user's side: i=0～N, N are user's number; Each is with having air conditioner (108) and refrigeration fan coil pipe (110) per family;

1.2.1), the second remote centralized controller (1122) gathers N user and circulates the pipeline of (A) apart from S apart from thermal source gas-heating boiler and gas Combined _i

1.2.2), the second remote centralized controller (1122) gathers the 0～T * non-refrigeration power consumption of Δ T time period N user P _i(t), the sampling period is Δ T;

1.2.3), the second remote centralized controller (1122) gathers the consumption cold H of 0～T * Δ T time period N user's refrigeration fan coil pipe (110) _i(t), the sampling period is Δ T;

1.2.4), the second remote centralized controller (1122) gathers N user's air conditioner (108) installed capacity P _i ^EHP

2), calculate

2.1), integrated dispatch control device (115) calculates the total power consumption of all user's day parts:

$P_{\mathrm{sum}}\left(t\right)=\underset{i=0}{\overset{N}{\mathrm{\Σ}}}{P}_i\left(t\right);$

2.2), according to step 2.1) in the day part total electricity consumption P that calculates _Sum(t), utilize statistical analysis technique, the electric load P of the following a period of time section of prediction _Load(t); The gas-heating boiler of gathering according to step 1) and the gas Combined heat of combined cycle of (A) H that exerts oneself that circulates _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t), the gas-heating boiler of following a period of time of prediction and the gas Combined heat of combined cycle of (A) H that exerts oneself that circulates _COMB(t) and the heat of the heating boiler H that exerts oneself _BOIL(t);

2.3), user grouping: calculate each user to the equivalent distances of thermal source

Do rounding operation, make

With identical s _iThe user be divided into same group, s _i=l adds up to the L group, and L is natural number; V is that cold water is at ducted flow velocity;

2.4), to step 2.3) in L the group of getting, obtain 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);

P _EHP(l)=Σ P _i ^EHPP _i ^EHP(l) be the air conditioner capacity of l group user i;

3), control is calculated

3.1), target function:

Target function total energy consumption f is:

$f=f_{\mathrm{COMB}}+f_{\mathrm{BOIL}}+f_{\mathrm{CON}}+f_{\mathrm{CON}}^{\mathrm{ramp}}---\left(1\right)$

f _COMBBe the power energy consumption of the combined cycle of gas-heating boiler and gas Combined circulation, unit is MWH; f _BOILBe the power energy consumption of the gas-heating boiler of gas-heating boiler and gas Combined circulation, unit is MWH; f _CONBe pure condensate vapour fired power generating unit power energy consumption, unit is MWH;

Be pure condensate vapour fired power generating unit climbing energy consumption, unit is MWH;

Wherein:

$f_{\mathrm{COMB}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{COMB}}\left(t\right)}{n_{\mathrm{COMB}}^q}\·\mathrm{\ΔT}---\left(2\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation; h _COMB(t) exert oneself for the combined cycle heat of regulating the circulation of back combustion gas heating boiler and gas Combined;

$f_{\mathrm{BOIL}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}\frac{h_{\mathrm{BOIL}}\left(t\right)}{{\mathrm{\η}}_{\mathrm{BOIL}}}\·\mathrm{\ΔT}---\left(3\right)$

η _BOILGas-heating boiler thermal output for gas-heating boiler and gas Combined circulation; h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating the circulation of back combustion gas heating boiler and gas Combined;

A), fired power generating unit power energy consumption:

$b_{\mathrm{CON}}\left(t\right)=\frac{p_{\mathrm{CON}}\left(t\right)}{0.003313105\·p_{\mathrm{CON}}\left(t\right)-0.082266676}---\left(4\right)$

$f_{\mathrm{CON}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}29.271\·p_{\mathrm{CON}}\left(t\right)\·b_{\mathrm{CON}}\·\mathrm{\ΔT}---\left(5\right)$

b _CON(t) for regulating back pure condensate vapour fired power generating unit gross coal consumption rate amount, unit is g/kWh; p _CON(t) for regulating back pure condensate vapour fired power generating unit generated output, unit is MW;

B), fired power generating unit climbing energy consumption:

$f_{\mathrm{CON}}^{\mathrm{ramp}}=\underset{t=(T+1)}{\overset{2T}{\mathrm{\Σ}}}{d}_{\mathrm{CON}}\·(p_{\mathrm{CON}}\left(t\right)-p_{\mathrm{CON}}(t-1))---\left(6\right)$

d _CONClimbing coal consumption coefficient for fired power generating unit (B);

3.2), constraint equation

3.2.1), the electric load balance

P _load(t)+p _EHPs(t)=p _CON(t)+p _COMB(t) （7）

p _EHPs(t) for regulating back t all user's air conditioner refrigeration power consumption sums constantly, unit is MW;

p _COMB(t) exert oneself for the combined cycle electricity of regulating the circulation of back t period gas-heating boiler and gas Combined;

3.2.2), the refrigeration duty equilibrium equation

Δh(t)=|H _COMB(t)+H _BOIL(t)-h _COMB(t)+h _BOIL(t)| （8）

$\begin{array}{cc}\mathrm{\Δh}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{h}_{\mathrm{EHP}}(t+l,l)& (T\≤t+l\≤2T)\end{array}---\left(9\right)$

Wherein: h _EHP(t+l is the refrigeration work consumption sum of t+l period l group user air conditioner l), and unit is MW; h _EHP(t is the refrigeration work consumption sum of t period l group user air conditioner l), and unit is MW; H _COMB(t) for step 2.2) the circulate gas Combined cycling hot of (A) t period of gas-heating boiler and the gas Combined of prediction exerts oneself; H _BOIL(t) for step 2.2) the circulate gas-heating boiler hot of (A) t period of gas-heating boiler and the gas Combined of prediction exerts oneself; h _COMB(t) exert oneself for the gas Combined cycling hot of regulating back t period gas-heating boiler and gas Combined circulation (A); h _BOIL(t) exert oneself for the gas-heating boiler hot of regulating back t period gas-heating boiler and gas Combined circulation (A);

3.2.3), gas-heating boiler and gas Combined circulation constraint:

$h_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^q---\left(10\right)$

$p_{\mathrm{COMB}}\left(t\right)=f_{\mathrm{COMB}}\left(t\right)\·{\mathrm{\η}}_{\mathrm{COMB}}^e---\left(11\right)$

The combined cycle heat efficiency for gas-heating boiler and gas Combined circulation; Combined cycle generation efficient for gas-heating boiler and gas Combined circulation; p _COMB(t) exert oneself for the combined cycle electricity of regulating back t period gas-heating boiler and gas Combined circulation (A); f _COMB(t) be the power energy consumption of regulating the combined cycle of back t period gas-heating boiler and gas Combined circulation (A);

3.2.4), pure condensate formula fired power generating unit constraint:

$P_{\mathrm{CON}}^{\min }\≤p_{\mathrm{CON}}\left(t\right)\≤P_{\mathrm{CON}}^{\max }---\left(12\right)$

Wherein

Be the pure condensate vapour fired power generating unit generated output upper limit, unit is MW;

Be pure condensate vapour fired power generating unit generated output lower limit, unit is MW;

3.2.5), user's side air conditioner constraint:

Thermoelectric than constraint:

h _EHP(t,l)=COP _EHP·p _EHP(t,l) （13）

The air conditioner upper limit of exerting oneself:

0≤p _EHP(t,l)≤min(P _EHP(l),H _load(l)/COP _EHP) （14）

Wherein, P _EHP(l) be l group user's air conditioner capacity sum, unit is MW; H _Load(l) be l group user's cooling load, unit is MW; COP _EHPBe the household air-conditioner coefficient; p _EHP(t is l group user's air conditioner power consumption sum l), and unit is MW;

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

$p_{\mathrm{EHPs}}\left(t\right)=\underset{l=0}{\overset{L}{\mathrm{\Σ}}}{p}_{\mathrm{EHP}}(t,l)---\left(15\right)$

Variable P will directly be gathered in the step 1) _COMB(t), P _CON(t); Step 2) calculates variable P in _Load(t), H _COMB(t), H _BOIL(t), H _Load(l), P _EHP(l) in the substitution formula 1～15 and unite and find the solution, when target function total energy consumption f is minimum value, tries to achieve and optimize gas Combined cycling hot that back gained performance variable gas-heating boiler and gas Combined the circulate h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t), the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), fired power generating unit generated output p _CON(t);

4), send control signals to supply and user and carry out action:

Integrated dispatch control device (115) according to the optimization of step 3) after the gained performance variable, variable signal is sent to the first remote centralized controller (1121), the 3rd remote centralized controller (1123) and the user's of supply side the second remote centralized controller (1122), specifically carries out following action:

The gas Combined cycling hot of A, gas-heating boiler and the gas Combined circulation h that exerts oneself _COMB(t), the gas-heating boiler hot h that exerts oneself of gas-heating boiler and gas Combined circulation _BOIL(t), the combined cycle electricity p that exerts oneself of gas-heating boiler and gas Combined circulation _COMB(t) signal, control gas-heating boiler and gas Combined circulate in the action of day part in the following adjusting time;

B, the different air conditioner power consumption constantly of user p _EHP(t is l) with refrigeration work consumption h _EHP(t, l), control user side different distance user uses air conditioner heating amount, and closes the fan coil amount;

C, fired power generating unit generated output p _CON(t) signal, the control fired power generating unit will be regulated the action of day part in the time in future.

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