CN108757075A - A kind of surplus energy utility electricity generation system - Google Patents

A kind of surplus energy utility electricity generation system Download PDF

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Publication number
CN108757075A
CN108757075A CN201810689630.2A CN201810689630A CN108757075A CN 108757075 A CN108757075 A CN 108757075A CN 201810689630 A CN201810689630 A CN 201810689630A CN 108757075 A CN108757075 A CN 108757075A
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CN
China
Prior art keywords
heat
equipment
heat accumulation
product
exchange apparatus
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CN201810689630.2A
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Chinese (zh)
Inventor
雷勇
王丽
王晗
陈金锋
雷鹏飞
张卫超
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SUUNPOWER CO Ltd
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SUUNPOWER CO Ltd
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Priority to CN201810689630.2A priority Critical patent/CN108757075A/en
Publication of CN108757075A publication Critical patent/CN108757075A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01KSTEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K27/00Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
    • F01K27/02Plants modified to use their waste heat, other than that of exhaust, e.g. engine-friction heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10Adaptations for driving, or combinations with, electric generators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00Methods of steam generation characterised by form of heating method
    • F22B1/02Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention discloses a kind of surplus energy utility electricity generation systems.The surplus energy utility electricity generation system includes multiple subsystems, substation and control device, subsystem includes the first subsystem and the second subsystem, first subsystem is used to generate electricity using the first substance, second subsystem is used to generate electricity using the second substance, substation can receive the electricity and supplying power for outside of multiple subsystem conveyings, and control device enters the amount of the input substance of multiple subsystems for control respectively.According to surplus energy utility electricity generation system provided by the invention, it may be implemented in specific period heat accumulation, it can also realize in special time period heat release, to adjust surplus energy utility electricity generation system special time period generated energy, and then adjust purchase of electricity of the entire industrial park for power grid, effective guarantee is provided for industrial park electricity consumption, realizes the stabilization of industrial park electricity consumption.

Description

A kind of surplus energy utility electricity generation system
Technical field
The present invention relates to industrial exhaust heats to utilize field, more particularly, to a kind of surplus energy utility electricity generation system.
Background technology
In some industrial parks at home, especially in the industrial enterprise with the fields such as metallurgical, chemical industry and petrochemical industry In garden, a large amount of industrial exhaust heat will produce, such as produced by energy, waste heat boiler or the gas fired-boiler entrained by industrial wastewater Energy entrained by steam.Utilization for the various energy in garden is currently each enterprise each with but there is no will Garden is as an energy resource system, and garden is also still weak using the measure of rational " using electricity in off-peak hours ".
Therefore, it is necessary to a kind of surplus energy utility electricity generation systems, to solve problems of the prior art at least partly.
Invention content
A series of concept of reduced forms is introduced in Summary, this will in the detailed description section into One step is described in detail.The Summary of the present invention is not meant to attempt to limit technical solution claimed Key feature and essential features do not mean that the protection domain for attempting to determine technical solution claimed more.
In order to solve the above problems at least partly, according to the first aspect of the invention, a kind of surplus energy utility hair is provided Electric system, the surplus energy utility electricity generation system include:
Multiple subsystems, the subsystem include:
First subsystem, first subsystem are used to generate electricity using the first substance, and first subsystem includes first Heat-exchange apparatus, first heat-exchange apparatus can absorb first substance and can generate to be generated for the first of power generation Object;
Second subsystem, second subsystem are used to generate electricity using the second substance, and second subsystem includes:
Second heat-exchange apparatus, second heat-exchange apparatus can absorb second substance and can generate for sending out First product of electricity;
Second heat accumulation equipment, second heat accumulation equipment can switch between heat accumulation state and heat release state, when described When second heat accumulation equipment is in the heat accumulation state, second heat accumulation equipment is in fluid communication with second heat-exchange apparatus, Second heat accumulation equipment can absorb and store the energy of first product and generate third product;When described second When heat accumulation equipment is in the heat release state, the third product can absorb the energy stored in second heat accumulation equipment And generate first product for being used for power generation;
Substation, the substation can receive the electricity and supplying power for outside of the multiple subsystem conveying;With
Control device, the control device enter the amount of the input substance of the multiple subsystem for control respectively.
Multiple heat accumulation equipments are provided with according in surplus energy utility electricity generation system provided by the invention, may be implemented specific Period heat accumulation can also be realized in special time period heat release, to adjust surplus energy utility electricity generation system in special time period Generated energy, and then entire industrial park is adjusted for the purchase of electricity of power grid, effective guarantee is provided for industrial park electricity consumption, it is real The stabilization of existing industrial park electricity consumption.
Optionally, first subsystem further includes the first heat accumulation equipment, and first heat accumulation equipment can be in heat accumulation shape Switch between state and heat release state,
When first heat accumulation equipment is in the heat accumulation state, first heat accumulation equipment can absorb and store institute It states the energy of the first substance and generates the second product;
When first heat accumulation equipment is in the heat release state, first heat accumulation equipment and first heat exchange Equipment is in fluid communication, and second product can absorb the energy stored in first heat accumulation equipment and generate described first Substance, first heat-exchange apparatus can absorb first substance of generation and can generate first product.
According to this programme, the first subsystem can also be realized in specific period heat accumulation, can also be realized specific Period heat release.
Optionally, first subsystem further includes:
First apparatus for feeding, first apparatus for feeding is in fluid communication with first heat-exchange apparatus, for conveying It states the first substance and enters first heat-exchange apparatus, and when first heat accumulation equipment is in the heat accumulation state, institute It states the first apparatus for feeding with first heat accumulation equipment to be in fluid communication, enters first heat accumulation for conveying first substance Equipment;
First discharging equipment, when first heat accumulation equipment is in the heat accumulation state, first discharging equipment with First heat accumulation equipment is in fluid communication, for second product to be discharged from first heat accumulation equipment;With
First circulation equipment, when first heat accumulation equipment is in the heat release state, the first circulation equipment with First heat accumulation equipment is in fluid communication, and enters first heat accumulation equipment for conveying second product.
According to this programme, the energy of the first substance and the first substance can be utilized well, also avoids the first subsystem Each substance in system is obscured.
Optionally, second subsystem further includes:
Second apparatus for feeding, second apparatus for feeding is in fluid communication with second heat-exchange apparatus, for conveying It states the second substance and enters second heat-exchange apparatus;
Second discharging equipment, when second heat accumulation equipment is in the heat accumulation state, second discharging equipment with Second heat accumulation equipment is in fluid communication, for the third product to be discharged from second heat accumulation equipment;With
Second circulation equipment, when second heat accumulation equipment is in the heat release state, the second circulation equipment with Second heat accumulation equipment is in fluid communication, and enters second heat accumulation equipment for conveying the third product.
According to this programme, the energy of the second substance and the first product can be utilized well, also avoids the second son Each substance in system is obscured.
Optionally, the subsystem further includes third subsystem, and the third subsystem is used to generate electricity using third substance, The third subsystem includes:
Third heat-exchange apparatus, the third heat-exchange apparatus can absorb the third substance and can generate for sending out First product of electricity;With
Third heat accumulation equipment, the third heat accumulation equipment can switch between heat accumulation state and heat release state, when described When third heat accumulation equipment is in the heat accumulation state, the third heat-exchange apparatus is in fluid communication with the third heat accumulation equipment, The third heat accumulation equipment can absorb and store the energy of first product and generate the third product;When described When third heat accumulation equipment is in heat release state, the third product can absorb the energy stored in the third heat accumulation equipment And generate first product.
According to this programme, multiple subsystems may be implemented and work together, many kinds of substance can be absorbed simultaneously, improve the energy Utilization rate.
Optionally, the third subsystem further includes:
Third apparatus for feeding, the third apparatus for feeding is in fluid communication with the third heat-exchange apparatus, for conveying It states third substance and enters the third heat-exchange apparatus;
Third discharging equipment, when the third heat accumulation equipment is in the heat accumulation state, the third discharging equipment with The third heat accumulation equipment is in fluid communication, for the third product to be discharged from the third heat accumulation equipment;With
Third recycle unit, when the third heat accumulation equipment is in the heat release state, the third recycle unit with The third heat accumulation equipment is in fluid communication, and enters the third heat accumulation equipment for conveying the third product.
According to this programme, the energy of third substance and the first product can be utilized well, also avoids third Each substance in system is obscured.
Optionally, the surplus energy utility electricity generation system further includes:
First generating equipment, first generating equipment are in fluid communication with first heat-exchange apparatus, first hair Electric equipment can absorb first product that first heat-exchange apparatus generates and generate electricity;
Second generating equipment, second generating equipment are in fluid communication with second heat-exchange apparatus, second hair Electric equipment can absorb first product that second heat-exchange apparatus generates and generate electricity,
The electricity that the electricity and second generating equipment that first generating equipment generates generate is collected to the power transformation It stands.
According to this programme, the electricity that subsystems generate respectively can be distributed unitedly, entire garden is enabled to make Use the electricity of subsystems generation.
Optionally, first substance is hot-air, and second substance is high temperature refrigerant, and the third substance is flammable Working medium.
According to this programme, convenient for materials.
Optionally, first product is steam, and second product is cold air, and the third product is solidifying It bears water.
According to this programme, the product of generation is convenient for utilization.
Description of the drawings
The following drawings of the present invention is used to understand the present invention in this as the part of the present invention.Shown in the drawings of this hair Bright embodiment and its description, device used to explain the present invention and principle.In the accompanying drawings,
Fig. 1 is the schematic diagram according to a kind of surplus energy utility electricity generation system of preferred embodiment of the present invention.
Reference sign:
100:Surplus energy utility electricity generation system 110:First subsystem
111:First apparatus for feeding 112:First heat-exchange apparatus
113:First heat accumulation equipment 114:First discharging equipment
115:First circulation equipment 116:First generating equipment
117,127,137:Steam turbine 118,128,138:Generator
120:Second subsystem 121:Second apparatus for feeding
122:Second heat-exchange apparatus 123:Second heat accumulation equipment
124:Second discharging equipment 125:Second circulation equipment
126:Second generating equipment 130:Third subsystem
131:Third apparatus for feeding 132:Third heat-exchange apparatus
133:Third heat accumulation equipment 134:Third discharging equipment
135:Third recycle unit 136:Third generating equipment
140:Substation
151,152,153,154,155,156:Regulating valve
161,162,163,164,165,166,167,168,169:Gate valve
171,172,173,174,175:Water pump 181,182,183,184:Pressure fan
185,186,187:Air-introduced machine 191,192,193:Condenser
Specific implementation mode
In the following description, a large amount of concrete details are given in order to provide more thorough understanding of the invention.So And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to Implement.In other examples, in order to avoid with the present invention obscure, for some technical characteristics well known in the art not into Row description.
In order to thoroughly understand the present invention, detailed structure will be proposed in following description, to illustrate the present invention.It is aobvious So, execution of the invention is not limited to the specific details that the those skilled in the art are familiar with.The preferable reality of the present invention Example is applied to be described in detail as follows, however other than these detailed descriptions, the present invention can also have other embodiment, should not solve It is interpreted as being confined to embodiments presented herein.
It should be understood that the purpose of term as used herein is only that description specific embodiment and not as the present invention Limitation, " one " of singulative, "one" and " described/should " be also intended to include plural form, unless context is expressly noted that Other mode.When the term " comprising " and/or " including " is used in this specification, indicate there are the feature, entirety, Step, operation, element and/or component, but do not preclude the presence or addition of other one or more features, entirety, step, operation, Element, component and/or combination thereof.Term "upper", "lower", "front", "rear", "left", "right" used in the present invention with And similar statement is for illustrative purposes only, not limits.
The cited such as ordinal number of " first " and " second " is only to identify in the present invention, without any other Meaning, such as specific sequence etc..Moreover, for example, term " first component " itself does not imply that the presence of " second component ", art Language " second component " does not imply that the presence of " first component " in itself.
Hereinafter, specific embodiments of the present invention are described in more detail with reference to the accompanying drawings, those figures show this The representative embodiment of invention is not to limit the present invention.
Present embodiment provides a kind of surplus energy utility electricity generation system 100.Surplus energy utility electricity generation system 100 can be stored up effectively The substance deposited industrial exhaust heat and be discharged in process of production using enterprise, such as steam, high temperature substance or combustible etc..
In order to be taken well using the substance generated in production process, and by the substance generated in production process The energy of band stores and stored energy is effectively utilised well, as shown in Figure 1, one of the present invention The surplus energy utility electricity generation system 100 of preferred embodiment includes multiple subsystems, control device and substation, and substation can connect Receive the electricity and supplying power for outside of multiple subsystem conveyings.Preferably, subsystem may include the first subsystem 110, the second subsystem 120 and third subsystem 130.
First subsystem 110 can be used for generating electricity using the first substance, and the first substance can be hot-air.Specifically, First subsystem 110 may include the first apparatus for feeding 111, the first heat-exchange apparatus 112, the first heat accumulation equipment 113, first go out Expect equipment 114, first circulation equipment 115 and the first generating equipment 116.
First substance is transported in the first heat-exchange apparatus 112 by the first apparatus for feeding 111 for providing the first substance. Specifically, the first apparatus for feeding 111 and the first heat-exchange apparatus 112 are in fluid communication, first from the first apparatus for feeding 111 Substance can enter in the first heat-exchange apparatus 112.First heat-exchange apparatus 112 can absorb the first substance and can generate use In the first product of power generation, the first heat-exchange apparatus 112 can be boiler.For example, when the first substance is hot-air, first Product can be steam.
First generating equipment 116 can be in fluid communication with the first heat-exchange apparatus 112, for absorbing the first heat-exchange apparatus 112 the first products generated simultaneously generate electricity.First generating equipment 116 may include steam turbine 117 and generator 118, vapour Turbine 117 can be using steam as power, to convert the thermal energy of steam to mechanical work, and then drives the power generation production of generator 118 Raw electricity.The electricity that generator 118 generates can be delivered to substation 140, and substation 140 includes the local transformation of industrial park Device, local transformer can receive the electricity of the generation of generator 118 and power to the power consumer of industrial park.First heat accumulation is set Standby 113 are connected between the first apparatus for feeding 111 and the first discharging equipment 114, and are connected to 112 He of the first heat-exchange apparatus First circulation equipment 115.First heat accumulation equipment 113 can switch between heat accumulation state and heat release state, to avoid the first storage Hot equipment 113 is in heat accumulation state and heat release state simultaneously, avoids obscuring for energy and substance in the first heat accumulation equipment 113. Specifically, the first heat accumulation equipment 113 can be controlled with controlled device, to switch between heat accumulation state and heat release state.When When one heat accumulation equipment 113 is in heat accumulation state, the first apparatus for feeding 111 and the first heat accumulation equipment 113 are in fluid communication, and come from first First substance of apparatus for feeding 111 can enter in the first heat accumulation equipment 113.First heat accumulation equipment 113 can be absorbed and be stored The energy of first substance simultaneously generates the second product.For example, when the first substance is hot-air, the second product can be cold sky Gas.
First discharging equipment 114 is connected to the first heat accumulation equipment 113 and the first heat-exchange apparatus 112, above-mentioned for being discharged The second product.Specifically, when the first heat accumulation equipment 113 is in heat accumulation state, the first discharging equipment 114 and the first heat accumulation Equipment 113 is in fluid communication.That is, when the first heat accumulation equipment 113 is in heat accumulation state, the first substance is set by the first heat accumulation The second product generated after standby 113 absorption energy can be discharged via the first discharging equipment 114.
When the first heat accumulation equipment 113 is in heat release state, first circulation equipment 115 is for providing the second product (example Such as cold air) and the second product is transported in the first heat accumulation equipment 113.Specifically, first circulation equipment 115 and first Heat accumulation equipment 113 is in fluid communication, and the second product can absorb the first heat accumulation equipment 113 in the first heat accumulation equipment 113 and be deposited The energy of storage simultaneously generates the first substance.Second product may include the cold air in atmospheric environment, can also include when first The cold air that the first discharging equipment 114 is discharged when heat accumulation equipment 113 is in heat accumulation state.
First heat accumulation equipment 113 can provide the first substance of generation and the first substance is transported to the first heat exchange and set In standby 112.Specifically, when the first heat accumulation equipment 113 is in heat release state, the first heat accumulation equipment 113 can also be with the first warm Switching equipment 112 is in fluid communication, and the first substance from the first heat accumulation equipment 113 can enter in the first heat-exchange apparatus 112. First heat-exchange apparatus 112 can absorb the first substance of generation and can generate the first product, for the first power generation Equipment 116 generates electricity.
In order to improve the efficiency of the first subsystem 110, the first apparatus for feeding 111 can continue the first substance of offer and enter In first heat-exchange apparatus 112.When the first heat accumulation equipment 113 is in heat release state, the first heat accumulation equipment 113 can provide One substance enters the first heat-exchange apparatus 112.First heat-exchange apparatus 112 can be absorbed simultaneously from the first apparatus for feeding 111 the first substance and the first substance from the first heat accumulation equipment 113 and the first product of generation, for the first power generation Equipment 116 generates electricity.
Second subsystem 120 can be used for generating electricity using the second substance, and the second substance can be high temperature refrigerant.Specifically It says, the second subsystem 120 may include the second apparatus for feeding 121, the second heat-exchange apparatus 122, the second heat accumulation equipment 123, Two discharging equipments 124, second circulation equipment 125 and the second generating equipment 126.
Second substance is transported in the second heat-exchange apparatus 122 by the second apparatus for feeding 121 for providing the second substance. Specifically, the second apparatus for feeding 121 and the second heat-exchange apparatus 122 are in fluid communication, second from the second apparatus for feeding 121 Substance can enter in the second heat-exchange apparatus 122, and the second heat-exchange apparatus 122 can be boiler.Second heat-exchange apparatus 122 The second substance can be absorbed and the first product for power generation can be generated.For example, when the second substance is high temperature refrigerant, the One product can be steam.
Second generating equipment 126 can be in fluid communication with the second heat-exchange apparatus 122, for absorbing the second heat-exchange apparatus 122 the first products generated simultaneously generate electricity.Second generating equipment 126 may include steam turbine 127 and generator 128, vapour Turbine 127 can be using steam as power, to convert the thermal energy of steam to mechanical work, and then drives the power generation production of generator 128 Raw electricity.The electricity that generator 128 generates can be delivered to substation 140, and substation 140 includes the local transformation of industrial park Device, local transformer can receive the electricity of the generation of generator 128 and power to the power consumer of industrial park.
Second heat accumulation equipment 123 is connected between the second heat-exchange apparatus 122 and the second discharging equipment 124, and is connected To second circulation equipment 125.Second heat accumulation equipment 123 can switch between heat accumulation state and heat release state, to avoid second Heat accumulation equipment 123 is in heat accumulation state and heat release state simultaneously, avoids the mixed of energy and substance in the second heat accumulation equipment 123 Confuse.Specifically, the second heat accumulation equipment 123 can be controlled with controlled device, to switch between heat accumulation state and heat release state.When When second heat accumulation equipment 123 is in heat accumulation state, the second heat-exchange apparatus 122 and the second heat accumulation equipment 123 are in fluid communication, and come from First product of the second heat-exchange apparatus 122 can enter in the second heat accumulation equipment 123.Second heat accumulation equipment 123 can be inhaled It receives and stores the energy of the first product and generate third product.For example, when the first product is steam, third product It can be condensed water.
Second discharging equipment 124 is connected to the second heat accumulation equipment 123, for above-mentioned third product to be discharged.Specifically, When the second heat accumulation equipment 123 is in heat accumulation state, the second discharging equipment 124 and the second heat accumulation equipment 123 are in fluid communication.Also It is to say, when the second heat accumulation equipment 123 is in heat accumulation state, the first product is absorbed by the second heat accumulation equipment 123 after energy The third product of generation can be discharged via the second discharging equipment 124.
When the second heat accumulation equipment 123 is in heat release state, second circulation equipment 125 is for providing third product (example Such as condensed water) and third product is transported in the second heat accumulation equipment 123, third product can be when the second heat accumulation is set Standby 123 are in the condensed water generated when heat accumulation state, can also be the condensed water that other equipment generates.Specifically, second circulation Equipment 125 and the second heat accumulation equipment 123 are in fluid communication, and third product can absorb the second storage in the second heat accumulation equipment 123 The energy and the first product of generation that hot equipment 123 is stored, for example, the first product can be steam.
When the second heat accumulation equipment 123 is in heat release state, the second heat accumulation equipment 123 can provide the first product and First product is transported in the second heat-exchange apparatus 122.Specifically, the second heat accumulation equipment 123 can also be handed over the second heat Exchange device 122 is in fluid communication, and the first product from the second heat accumulation equipment 123 can enter in the second heat-exchange apparatus 122. First product can generate higher first product of temperature in the second heat-exchange apparatus 122, for the second power generation Equipment 126 generates electricity.
In order to improve the efficiency of the second subsystem 120, the second apparatus for feeding 121 can continue the second substance of offer and enter In second heat-exchange apparatus 122.When the second heat accumulation equipment 123 is in heat release state, the second heat accumulation equipment 123 can also provide First product enters in the second heat-exchange apparatus 122.Second heat-exchange apparatus 122 can be absorbed simultaneously from the second charging Second substance of equipment 121 and the first product from the second heat accumulation equipment 123 simultaneously generate higher first product of temperature (hot steam), for the second generating equipment 126 generates electricity.
The structure of third subsystem 130 is similar to the structure of the second subsystem 120, third subsystem 130 and the second subsystem Difference lies in third subsystem 130 can utilize third substance to generate electricity to system 120, and third substance can be flammable working medium.Equally , third subsystem 130 may include third apparatus for feeding 131, third heat-exchange apparatus 132, third heat accumulation equipment 133, Three discharging equipments 134, third recycle unit 135 and third generating equipment 136.
When third substance is flammable working medium, third heat-exchange apparatus 132 can absorb third substance and can generate use In the first product of power generation, the first product can be steam.Third heat accumulation equipment 133 can be in heat accumulation state and heat release shape Switch between state, when third heat accumulation equipment 133 is in heat accumulation state, third heat-exchange apparatus 132 and third heat accumulation equipment 133 It is in fluid communication, third heat accumulation equipment 133 can absorb and store the energy of the first product and generate third product.For example, When the first product is steam, third product can be condensed water.When third heat accumulation equipment 133 is in heat release state, Third product can absorb the energy stored in third heat accumulation equipment 133 and generate the first product.
Surplus energy utility electricity generation system 100 further includes control device.As described above, control device is each for controlling respectively Heat accumulation equipment switches between heat accumulation state and heat release state.Specifically, in an embodiment of the invention, control device May include multiple regulating valves, gate valve and water pump.Regulating valve can control the first object into the first heat-exchange apparatus 112 respectively The amount of matter, the first heat accumulation equipment 113 the first substance amount, into the first heat accumulation equipment 113 the second product amount, enter The amount of the amount of second substance of the second heat-exchange apparatus 122 and the third substance of entrance third heat-exchange apparatus 132.Water pump can To control the third product into the second heat accumulation equipment 123 and the third product into third heat accumulation equipment 133 respectively Amount.Gate valve can control the amount of the first product into the first generating equipment 116, into the second generating equipment 126 respectively The first product amount and enter third generating equipment 136 the first product amount.
When the unlatching of regulating valve 152 between the first apparatus for feeding 111 and the first heat accumulation equipment 113, first circulation equipment 115 Regulating valve 154 between the first heat accumulation equipment 113 is closed, between the first heat accumulation equipment 113 and the first heat-exchange apparatus 112 When regulating valve 153 is closed, the first heat accumulation equipment 113 is in heat accumulation state.When first circulation equipment 115 and the first heat accumulation equipment Regulating valve 154 between 113 is opened, and the regulating valve 153 between the first heat accumulation equipment 113 and the first heat-exchange apparatus 112 is opened, When regulating valve 152 between first apparatus for feeding 111 and the first heat accumulation equipment 113 is closed, the first heat accumulation equipment 113 is in heat release State.
When the unlatching of gate valve 163 between the second heat-exchange apparatus 122 and the second heat accumulation equipment 123, the second heat accumulation equipment 123 Gate valve 164 between the second discharging equipment 124 is opened, the water pump between second circulation equipment 125 and the second heat accumulation equipment 123 171 close, when the gate valve 165 between the second heat-exchange apparatus 122 and the second heat accumulation equipment 123 is closed, the second heat accumulation equipment 123 In heat accumulation state.When the unlatching of water pump 171 between second circulation equipment 125 and the second heat accumulation equipment 123, the second heat accumulation equipment 123 and the second gate valve 165 between heat-exchange apparatus 122 open, the second heat-exchange apparatus 122 and the second heat accumulation equipment 123 it Between gate valve 163 close, when gate valve 164 between the second heat accumulation equipment 123 and the second discharging equipment 124 is closed, the second heat accumulation Equipment 123 is in heat release state.
When the unlatching of gate valve 167 between third heat-exchange apparatus 132 and third heat accumulation equipment 133, third heat accumulation equipment 133 Gate valve 168 between third discharging equipment 134 is opened, the water pump between third recycle unit 135 and third heat accumulation equipment 133 172 close, when the gate valve 169 between third heat-exchange apparatus 132 and third heat accumulation equipment 133 is closed, third heat accumulation equipment 133 In heat accumulation state.When the unlatching of water pump 172 between third recycle unit 135 and third heat accumulation equipment 133, third heat accumulation equipment Gate valve 169 between 133 and third heat-exchange apparatus 132 is opened, third heat-exchange apparatus 132 and third heat accumulation equipment 133 it Between gate valve 167 close, when gate valve 168 between third heat accumulation equipment 133 and third discharging equipment 134 is closed, third heat accumulation Equipment 133 is in heat release state.
Control device can also include multiple pressure fan.Specifically, control device may include that setting is set in the first charging Standby 111 and the first pressure fan 181 between heat-exchange apparatus 112 and the first heat accumulation equipment 113, in order to convey the first substance into Enter the first heat-exchange apparatus 112 and the first heat accumulation equipment 113.Control device can also include being arranged in first circulation equipment 115 With the pressure fan 182 between the first heat accumulation equipment 113, enter the first heat accumulation equipment 113 in order to convey the second product.Control Equipment can also include the pressure fan 183 being arranged between the second apparatus for feeding 121 and the second heat-exchange apparatus 122, in order to It conveys the second substance and enters the second heat-exchange apparatus 122.Control device can also include setting in third apparatus for feeding 131 and the Pressure fan 184 between three heat-exchange apparatus 132 enters third heat-exchange apparatus 132 in order to convey third substance.
Control device can also include multiple air-introduced machines.Specifically, control device may include and the first heat-exchange apparatus 112 air-introduced machines 185 being in fluid communication, when the first substance is hot-air, air-introduced machine 185 can contribute to the first heat-exchange apparatus Cold air (the second product) discharge generated in the air and the first heat accumulation equipment 113 that are generated in 112.Control device can be with Include the air-introduced machine 186 being in fluid communication with the second heat-exchange apparatus 122, when the second substance is high temperature refrigerant, air-introduced machine 186 can To contribute to the cryogenic fluid generated in the second heat-exchange apparatus 122 to be discharged.Control device can also include and third heat exchange The air-introduced machine 187 that equipment 132 is in fluid communication, when third substance is flammable working medium, air-introduced machine 187 can contribute to the friendship of third heat The flue gas discharge generated in exchange device 132.
Control device can also be including multiple condensers and the water pump being connected to condenser fluid.Specifically, control device May include the condenser 191 being arranged between the first generating equipment 116 and the first heat-exchange apparatus 112 and water pump 173, with In to 112 water supply of the first heat-exchange apparatus.Control device may include that setting is set in the second generating equipment 126 and the second heat exchange Condenser 192 between standby 122 and water pump 174, for 122 water supply of the second heat-exchange apparatus.Control device may include The condenser 193 and water pump 175 being arranged between third generating equipment 136 and third heat-exchange apparatus 132, for third 132 water supply of heat-exchange apparatus.
110 course of work of the first subsystem of surplus energy utility electricity generation system 100 is retouched in detail below in conjunction with Fig. 1 It states.
When the first heat accumulation equipment 113 is in heat accumulation state, the first apparatus for feeding 111 and the first heat-exchange apparatus 112 flow Body is connected to, and the first heat-exchange apparatus 112 and the first generating equipment 116 are in fluid communication, and the first apparatus for feeding 111 is set with the first heat accumulation Standby 113 are in fluid communication, and the first heat accumulation equipment 113 and the first discharging equipment 114 are in fluid communication;And first circulation equipment 115 and One heat accumulation equipment 113 disconnects connection, and the first heat accumulation equipment 113 is connected to the disconnection of the first heat-exchange apparatus 112.First substance can be with It enters in the first heat-exchange apparatus 112, can also be entered in the first heat accumulation equipment 113 via the first apparatus for feeding 111.For Convenient for description, first substance is explained by taking hot-air as an example.
When the first heat accumulation equipment 113 is in heat accumulation state, hot-air, which exchanges heat to generate in the first heat-exchange apparatus 112, to be steamed Vapour (the first product).Steam is discharged by the first heat-exchange apparatus 112, is entered in the first generating equipment 116 for generating electricity.The The electricity that one generating equipment 116 generates is pooled in the substation 140 of garden, for the customer power supply of garden.First storage Hot equipment 113 can absorb and store the energy entrained by hot-air, and the first heat accumulation equipment 113 generates cold air, and (second generates Object), cold air is discharged via the first discharging equipment 114.
When the first heat accumulation equipment 113 is in heat release state, 113 fluid of first circulation equipment 115 and the first heat accumulation equipment Connection, the first heat accumulation equipment 113 and the first heat-exchange apparatus 112 are in fluid communication;And the first apparatus for feeding 111 is set with the first heat accumulation Standby 113 disconnect connection.Regulating valve 151 between first apparatus for feeding 111 and the first heat-exchange apparatus 112 and the first heat exchange Gate valve 161 between equipment 112 and the first generating equipment 116 may be at open state, to realize the sustainable utilization of the energy.
When the first heat accumulation equipment 113 is in heat release state, cold air can enter first via first circulation equipment 115 In heat accumulation equipment 113, cold air generates after absorbing the energy that the first heat accumulation equipment 113 is stored in the first heat accumulation equipment 113 Hot-air (the first substance).The cold air that first circulation equipment 115 provides both can be the first heat accumulation equipment 113 in heat accumulation process The cold air of middle generation, and can come from the cold air in environment.Hot-air can be discharged into from the first heat accumulation equipment 113 In first heat-exchange apparatus 112.Hot-air exchanges heat in the first heat-exchange apparatus 112 generates steam.Steam is by the first heat exchange Equipment 112 is discharged, and enters in the first generating equipment 116 for generating electricity.The electricity that first generating equipment 116 generates is pooled to garden In the substation 140 in area, for the customer power supply of garden.
120 course of work of the second subsystem of surplus energy utility electricity generation system 100 is retouched in detail below in conjunction with Fig. 1 It states.
Second apparatus for feeding 121 and the second heat-exchange apparatus 122 are in fluid communication.Second substance can be set via the second charging Standby 121 enter in the second heat-exchange apparatus 122.For ease of description, the second substance is explained by taking high temperature refrigerant as an example It is bright.When high temperature refrigerant enters in the second heat-exchange apparatus 122, high temperature refrigerant exchanges heat life in the second heat-exchange apparatus 122 At steam (the first product).Steam is discharged by the second heat-exchange apparatus 122, is entered in the second generating equipment 126 for sending out Electricity.The electricity that second generating equipment 126 generates is pooled in the substation 140 of garden, for the customer power supply of garden.
When the second heat accumulation equipment 123 is in heat accumulation state, the second heat-exchange apparatus 122 and the second generating equipment 126 flow Body is connected to, and the second heat-exchange apparatus 122 and the second heat accumulation equipment 123 are in fluid communication, and the second heat accumulation equipment 123 is set with the second discharging Standby 124 are in fluid communication;And second circulation equipment 125 is connected to the disconnection of the second heat accumulation equipment 123.
When the second heat accumulation equipment 123 is in heat accumulation state, steam can enter via the second heat-exchange apparatus 122 In two heat accumulation equipments 123.When steam enters in the second heat accumulation equipment 123, the second heat accumulation equipment 123 can be absorbed and be stored Energy entrained by steam, the second heat accumulation equipment 123 generate condensed water (third product), and condensed water is via the second discharging equipment 124 discharges.
When the second heat accumulation equipment 123 is in heat release state, 123 fluid of second circulation equipment 125 and the second heat accumulation equipment Connection;And the second heat accumulation equipment 123 is connected to the disconnection of the second discharging equipment 124.Second apparatus for feeding 121 is set with the second heat exchange The gate valve between regulating valve and the second heat-exchange apparatus 122 and the second generating equipment 126 between standby 122 may be at opening State, to realize the sustainable utilization of the energy.
When the second heat accumulation equipment 123 is in heat release state, condensed water can enter second via second circulation equipment 125 In heat accumulation equipment 123, condensed water generates after absorbing the energy that the second heat accumulation equipment 123 is stored in the second heat accumulation equipment 123 Steam (the first product).The condensed water of second circulation equipment 125 both can be that the second heat accumulation equipment 123 is raw during heat accumulation At condensed water, and can be other equipment generate condensed water.Steam can be discharged into second from the second heat accumulation equipment 123 In heat-exchange apparatus 122.Steam absorbs energy in the second heat-exchange apparatus 122 and generates the higher steam of temperature.Temperature is higher Steam be discharged by the second heat-exchange apparatus 122, enter in the second generating equipment 126 for generating electricity.Second generating equipment 126 The electricity of generation is pooled in the substation 140 of garden, for the customer power supply of garden.
Third subsystem 130 is used to generate electricity using third substance, and third substance can be flammable working medium, and third heat exchange is set Standby 132 can absorb flammable working medium and generate flue gas, and flue gas can be discharged via air-introduced machine 187.The work of third subsystem 130 Process is similar with the course of work of the second subsystem 120, will not be described in great detail herein.
A kind of surplus energy utility electricity generation system for industrial park provided by the invention, contains two groups of exhaust heat recovery power generations Subsystem and one group of fuel gas recycle power generation sub-system, and three groups of subsystems share a transformer.Certainly, complementary energy of the invention Three groups of above-mentioned subsystems can be comprised more than using electricity generation system, can also include four groups, multigroup subsystems such as five groups, group When the quantity of system changes, the required generating set quantity grid-connected with transformer using also becomes therewith in substation Change.When there is steam user in industrial park, the present invention is applicable in simultaneously, it is only necessary to according to the steam pressure and flow demand of user, The steam of corresponding requirements is obtained by extracted steam from turbine or main steam pressure and temperature reducing, and steam pipe network is set.
Multiple heat accumulation equipments are provided in surplus energy utility electricity generation system provided by the invention, heat accumulation equipment can combine heat accumulation Multiple using energy source generating equipments are correspondingly arranged in system.In this way, in the recycling of residual heat and energy, may be implemented specific Period heat accumulation, can also realize in special time period heat release, to adjust surplus energy utility electricity generation system in special time period Generated energy, and then adjust the purchase of electricity of entire industrial park for power grid.
Surplus energy utility electricity generation system provided by the invention provides effective guarantee for industrial park electricity consumption, can also pass through The quantity of heat storage and thermal discharge of heat accumulation equipment are adjusted, realizes the stabilization of industrial park electricity consumption.In addition, this surplus energy utility electricity generation system can To realize the heat accumulation in electricity consumption trough, the heat release in electricity consumption wave crest, and then realize " using electricity in off-peak hours ", the safety for being conducive to power grid is flat Steady operation.
Unless otherwise defined, those skilled in the art of technical and scientific term used herein and the present invention Normally understood meaning is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limitation is originally Invention.The terms such as herein presented " portion ", " part " can both indicate single part, can also indicate multiple parts Combination.The terms such as herein presented " installation ", " setting " can both indicate that a component was attached directly to another portion Part can also indicate that a component is attached to another component by middleware.It describes in one embodiment herein Feature can be applied to another embodiment in combination individually or with other features, unless this feature is in another implementation It is not suitable for or is otherwise noted in mode.
The present invention is illustrated by above-described embodiment, but it is to be understood that, above-described embodiment is only intended to The purpose of citing and explanation, and be not intended to limit the invention within the scope of described embodiment.In addition people in the art It is understood that the invention is not limited in above-described embodiment, introduction according to the present invention can also be made more kinds of member Variants and modifications, these variants and modifications are all fallen within scope of the present invention.Protection scope of the present invention by The appended claims and its equivalent scope are defined.

Claims (9)

1. a kind of surplus energy utility electricity generation system, which is characterized in that the surplus energy utility electricity generation system includes:
Multiple subsystems, the subsystem include:
First subsystem, first subsystem are used to generate electricity using the first substance, and first subsystem includes that the first heat is handed over Exchange device, first heat-exchange apparatus can absorb first substance and can generate the first product for power generation;
Second subsystem, second subsystem are used to generate electricity using the second substance, and second subsystem includes:
Second heat-exchange apparatus, second heat-exchange apparatus can absorb second substance and can generate for power generation First product;
Second heat accumulation equipment, second heat accumulation equipment can switch between heat accumulation state and heat release state, when described second When heat accumulation equipment is in the heat accumulation state, second heat accumulation equipment is in fluid communication with second heat-exchange apparatus, described Second heat accumulation equipment can absorb and store the energy of first product and generate third product;When second heat accumulation When equipment is in the heat release state, the third product can absorb the energy stored in second heat accumulation equipment and life At first product for power generation;
Substation, the substation can receive the electricity and supplying power for outside of the multiple subsystem conveying;With
Control device, the control device enter the amount of the input substance of the multiple subsystem for control respectively.
2. surplus energy utility electricity generation system according to claim 1, which is characterized in that first subsystem further includes first Heat accumulation equipment, first heat accumulation equipment can switch between heat accumulation state and heat release state,
When first heat accumulation equipment is in the heat accumulation state, first heat accumulation equipment can absorb and store described The energy of one substance simultaneously generates the second product;
When first heat accumulation equipment is in the heat release state, first heat accumulation equipment and first heat-exchange apparatus It is in fluid communication, second product can absorb the energy stored in first heat accumulation equipment and generate first object Matter, first heat-exchange apparatus can absorb first substance of generation and can generate first product.
3. surplus energy utility electricity generation system according to claim 2, which is characterized in that first subsystem further includes:
First apparatus for feeding, first apparatus for feeding and first heat-exchange apparatus are in fluid communication, for conveying described the One substance enters first heat-exchange apparatus, and when first heat accumulation equipment is in the heat accumulation state, described the One apparatus for feeding is in fluid communication with first heat accumulation equipment, is set into first heat accumulation for conveying first substance It is standby;
First discharging equipment, when first heat accumulation equipment is in the heat accumulation state, first discharging equipment with it is described First heat accumulation equipment is in fluid communication, for second product to be discharged from first heat accumulation equipment;With
First circulation equipment, when first heat accumulation equipment is in the heat release state, the first circulation equipment with it is described First heat accumulation equipment is in fluid communication, and enters first heat accumulation equipment for conveying second product.
4. surplus energy utility electricity generation system according to claim 1, which is characterized in that second subsystem further includes:
Second apparatus for feeding, second apparatus for feeding and second heat-exchange apparatus are in fluid communication, for conveying described the Two substances enter second heat-exchange apparatus;
Second discharging equipment, when second heat accumulation equipment is in the heat accumulation state, second discharging equipment with it is described Second heat accumulation equipment is in fluid communication, for the third product to be discharged from second heat accumulation equipment;With
Second circulation equipment, when second heat accumulation equipment is in the heat release state, the second circulation equipment with it is described Second heat accumulation equipment is in fluid communication, and enters second heat accumulation equipment for conveying the third product.
5. surplus energy utility electricity generation system according to claim 1, which is characterized in that the subsystem further includes third subsystem System, the third subsystem are used to generate electricity using third substance, and the third subsystem includes:
Third heat-exchange apparatus, the third heat-exchange apparatus can absorb the third substance and can generate for power generation First product;With
Third heat accumulation equipment, the third heat accumulation equipment can switch between heat accumulation state and heat release state, when the third When heat accumulation equipment is in the heat accumulation state, the third heat-exchange apparatus is in fluid communication with the third heat accumulation equipment, described Third heat accumulation equipment can absorb and store the energy of first product and generate the third product;When the third When heat accumulation equipment is in heat release state, the third product can absorb the energy stored in the third heat accumulation equipment and life At first product.
6. surplus energy utility electricity generation system according to claim 5, which is characterized in that the third subsystem further includes:
Third apparatus for feeding, the third apparatus for feeding and the third heat-exchange apparatus are in fluid communication, for conveying described the Three substances enter the third heat-exchange apparatus;
Third discharging equipment, when the third heat accumulation equipment is in the heat accumulation state, the third discharging equipment with it is described Third heat accumulation equipment is in fluid communication, for the third product to be discharged from the third heat accumulation equipment;With
Third recycle unit, when the third heat accumulation equipment is in the heat release state, the third recycle unit with it is described Third heat accumulation equipment is in fluid communication, and enters the third heat accumulation equipment for conveying the third product.
7. surplus energy utility electricity generation system according to claim 1, which is characterized in that the surplus energy utility electricity generation system is also wrapped It includes:
First generating equipment, first generating equipment are in fluid communication with first heat-exchange apparatus, and first power generation is set Standby first product that can absorb the first heat-exchange apparatus generation simultaneously generates electricity;
Second generating equipment, second generating equipment are in fluid communication with second heat-exchange apparatus, and second power generation is set Standby first product that can absorb the second heat-exchange apparatus generation simultaneously generates electricity,
The electricity that the electricity and second generating equipment that first generating equipment generates generate is collected to the substation.
8. surplus energy utility electricity generation system according to claim 5, which is characterized in that first substance is hot-air, institute It is high temperature refrigerant to state the second substance, and the third substance is flammable working medium.
9. surplus energy utility electricity generation system according to claim 2, which is characterized in that first product is steam, institute It is cold air to state the second product, and the third product is condensed water.
CN201810689630.2A 2018-06-28 2018-06-28 A kind of surplus energy utility electricity generation system Pending CN108757075A (en)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1799971A1 (en) * 2004-07-23 2007-06-27 New World Generation Inc. Electric power plant with thermal storage medium
CN105444247A (en) * 2015-12-25 2016-03-30 力明(北京)节能科技有限公司 Regional energy supply system based on comprehensive recycle of various low-grade waste heat
CN107478067A (en) * 2017-09-14 2017-12-15 思安新能源股份有限公司 Heat recovery system
CN207113635U (en) * 2017-09-14 2018-03-16 思安新能源股份有限公司 Heat recovery system
CN208778055U (en) * 2018-06-28 2019-04-23 思安新能源股份有限公司 A kind of surplus energy utility electricity generation system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1799971A1 (en) * 2004-07-23 2007-06-27 New World Generation Inc. Electric power plant with thermal storage medium
CN105444247A (en) * 2015-12-25 2016-03-30 力明(北京)节能科技有限公司 Regional energy supply system based on comprehensive recycle of various low-grade waste heat
CN107478067A (en) * 2017-09-14 2017-12-15 思安新能源股份有限公司 Heat recovery system
CN207113635U (en) * 2017-09-14 2018-03-16 思安新能源股份有限公司 Heat recovery system
CN208778055U (en) * 2018-06-28 2019-04-23 思安新能源股份有限公司 A kind of surplus energy utility electricity generation system

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