CN104653329A - Heat accumulating type stirling generator set and mobile unit - Google Patents

Heat accumulating type stirling generator set and mobile unit Download PDF

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Publication number
CN104653329A
CN104653329A CN201310573276.4A CN201310573276A CN104653329A CN 104653329 A CN104653329 A CN 104653329A CN 201310573276 A CN201310573276 A CN 201310573276A CN 104653329 A CN104653329 A CN 104653329A
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CN
China
Prior art keywords
heat
energy
stirling generator
generator group
fluid
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Pending
Application number
CN201310573276.4A
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Chinese (zh)
Inventor
李建民
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Chengdu Aonengpu Technology Co Ltd
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Chengdu Aonengpu Technology Co Ltd
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Priority to CN201310573276.4A priority Critical patent/CN104653329A/en
Publication of CN104653329A publication Critical patent/CN104653329A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02GHOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G1/00Hot gas positive-displacement engine plants
    • F02G1/04Hot gas positive-displacement engine plants of closed-cycle type
    • F02G1/043Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02GHOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G2254/00Heat inputs
    • F02G2254/40Heat inputs using heat accumulators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02GHOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G2258/00Materials used

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Abstract

The invention aims to provide a heat accumulating type stirling generator set; multiple energies are effectively complemented and used, and heat is accumulated by a heat accumulator, so that the energy utilization with low cost and high efficiency is realized; and in particular, such energies as various afterheat and low electricity are effectively used. The heat accumulating type stirling generator set comprises a container, a heat accumulating material, a stirling generator set and a control system, wherein the heat accumulating material, the stirling generator set and the control system are arranged in the container; the heat energy needed by the stirling generator set is provided by the heat accumulating material; the stored heat energy is converted to the needed energy by the stirling generator set; the heat exchange is performed between the heat energy and the heat accumulating material in the container through a fluid or a heat tube; and when the heat energy is needed, the heat energy is used by using the fluid or the heat tube. The invention further aims to provide a heat accumulator generator set having a move function; a heat accumulator can move to a heat energy use area; and then, the power generating use is performed.

Description

Heat accumulating type stirling generator group and mobile unit
Technical field
The present invention relates to heat energy utilization, particularly use the energy into form of thermal energy and to after its storage, adopt the realization of Stirling unit to be electric energy by thermal power transfer.
Background technique
Thermal accumulator is the equipment stored heat energy, and existing thermal accumulator is steam type and liquid heat storage device;
In industrial energy saving field, waste heat is carried out reclaiming and storing, usually adopt phase change technique to carry out accumulation of heat, adopt in low temperature field ice-reserving technology to realize accumulation of heat;
In field of solar energy, adopt fuse salt accumulation of heat, although fuse salt can realize the storage of high temperature, but due to its need from Solid State Transformation be liquid, thus heat energy is needed to be heated, the simultaneously toxicity of fuse salt, economical, Security also has problems, and the use of thus fuse salt accumulation of heat is restricted.
In field of solar energy, also adopt air or other gas to carry out accumulation of heat, but its hot melt is little, cannot realize large-scale thermal energy storage.
Storage station adopts electric energy to store, particularly the electric energy of wind-powered electricity generation and photovoltaic composition, and because it cannot realize storing, a large amount of abandoning of thus having to, causes a large amount of wastes.If adopt heat energy to store, need the storage possessing powerful storage capacity.
How realizing the energy and carry out economic storage and use, provide a kind of feasible technological method, realize the energy multi-form for centering kind being carried out complementation, storage and utilizing, is the problem needing to solve.
Stirling unit is the thermal electric generator group of 1-100KW, how to use it for the heat accumulating type generating of the subsections such as family, requires further study.
Summary of the invention
The object of this invention is to provide heat accumulating type stirling generator group, by various energy resources being carried out effective complementary utilization, and through thermal accumulator accumulation of heat, realize effective utilization of low cost, high efficiency using energy source, particularly various waste heat and valley power equal energy source.
The present invention adopts to be existed heat-accumulating material in a container, by fluid or heat pipe, the heat-accumulating material in heat energy and container is carried out heat exchange, and when needs heat energy, heat energy utilizes by recycling fluid or heat pipe.The present invention adopts stirling generator group, and realizing thermal power transfer is electric energy.
Other object of the present invention is to provide a kind of thermal accumulator generator set possessing locomotive function, thermal accumulator can be moved, and to the region that a heat energy uses, and then carries out gas-to electricity.
Concrete summary of the invention is as follows:
Heat accumulating type stirling generator group, comprises heat-accumulating material, hot sound generator, housing, and thermal insulating material etc., is characterized in that: be made up of container, heat-accumulating material, stirling generator group, control system; Heat-accumulating material and stirling generator group and set-up of control system are in container; There is provided the heat energy required for stirling generator group by heat-accumulating material, the thermal power transfer of storage is the required energy by stirling generator group.
The inside of container is provided with at least three cavitys, a heat-accumulating material chamber, and one is stirling generator group chamber, and another is control system chamber, in heat-accumulating material chamber, be provided with heat-accumulating material; Be provided with stirling generator group in stirling generator group chamber, between the heat-accumulating material of generator set and accumulation of heat chamber, be provided with exchange piece, complete exchange and the use of heat energy; In stirling generator group chamber, be also provided with heat radiation position, the waste heat produced by generator set is dispelled the heat by heat radiation position.
Accumulator tank be provided with an import and one export, by fluid directly from accumulation of heat chamber inlet enter with heat-accumulating material heat exchange after go out from accumulation of heat chamber outlet flow, or flowed in pipeline by the pipeline fluid be arranged between UNICOM's import and outlet, complete the heating to heat-accumulating material; Accumulator tank exterior thereto is provided with thermal insulating material.
Accumulation of heat chamber and stirling generator group are provided with the control system be made up of multiple sensing, detection, control, display device, software, single board computer or computer, complete and the operation of unit is controlled.
Also comprise a heat source system, for heat-accumulating material provides thermal source, described thermal source selects following one:
A, industrial exhaust heat;
The heat energy that electric energy when B, low price is converted to;
The electric energy direct hydrogen production of C, low price, then utilizes combustion of hydrogen to produce heat energy;
D, geothermal power;
The heat energy that E, the electric energy utilizing solar photovoltaic power plant to produce produce;
The heat energy that F, the electric energy utilizing wind-powered electricity generation to produce produce;
The heat energy that G, living beings produce.
Also comprise a mobile exchange piece, remote thermal source non-indigenous is transported to stirling generator group region, by heat exchange, heat energy is supplied to the heat-accumulating material of stirling generator group, accepted by heat-accumulating material and store its heat energy.
Be provided with multiple thermal accumulator, each thermal accumulator is provided with different temperature, from the place be transported to after thermal accumulator is full of heat energy by difference at a distance required for Poly-generation, realizes the conversion of the energy; When above-mentioned thermal source temperature lower than setting temperature be adopt absorption heat pump for its lifting temperature.
Described heat-accumulating material select from following one or more:
A, heat-accumulating material: the particle be made up of metal or nonmetal or its mixture or/and fragment of brick, comprise by metal, metallic compound, mine tailing, industrial slag or scum, cobble, finger stone at least one or the multiple heat-accumulating material formed;
B, fluid: comprise in liquid, gas, liquid metal, nano-fluid, plasma, supercritical fluid one or more;
C, fuse salt: comprise metal or nonmetallic fuse salt;
D, liquid metal: comprise various liquid metal;
E, concrete: comprise the heat-accumulating material adopting concrete to be formed by the mode of building;
F, pottery: the heat-accumulating material comprising various pottery.
The described exchange piece that is provided with between heat-accumulating material and stirling generator group is fluid heat transfer or heat pipe heat exchanging, the heat pipe adopted be gravity assisted heat pipe, circulating heat pipe, self-oscillation heat pipe one or more.
Fluid selects following one: one or more in liquid, gas, fuse salt, liquid metal, nano-fluid, plasma, supercritical fluid.
Also be provided with at least one power plant and fluid tank, be arranged on by fluid in fluid tank, power plant provide power, are realized the exchange of heat energy by the circulation of fluid.
Heat accumulating type Stirling generates electricity mobile unit, above-described arbitrary heat accumulating type stirling generator group is arranged on and can moves on haulage device, make it possess roaming capability, realizes the heat-accumulating material heat accumulating type Poly-generation of movement.
Can move on haulage device or on container and track and power plant are installed, can by container box from can moving haulage device unloading and being lifted on automobile; The housing of container is provided with roller or tire, and roller or tire are connected with the shell of container bottom, are same as support and mobile containers, and roller can move being arranged on the track that can move on haulage device.
 
Adopt technological scheme of the present invention can produce following beneficial effect:
1, the invention provides the stirling generator group based on accumulation of heat, the complementation realizing various energy resources utilizes accumulation of heat to generate electricity, particularly for UTILIZATION OF VESIDUAL HEAT IN and the place to use that cannot provide the energy, the generating of movement can be adopted, realize energy supply.
2, the present invention can realize mobile accumulation of heat, and place thermal accumulator being moved to needs realizes collection and the utilization of heat energy.
3, the present invention can be applied to the multiple application such as industrial exhaust heat, solar energy, underground heat, living beings.
Accompanying drawing explanation
Fig. 1 is fixing heat accumulating type stirling generator group.
Fig. 2 is mobile heat accumulating type stirling generator group.
 
Number in the figure implication:
1: import, 2: outlet, 3: container, 4: heat-accumulating material, 5: heat-accumulating material chamber 6: stirling generator group chamber, 7: control means chamber, 8: generator set, 9: heat dissipation region, 10: stirling generator group, 11: heat pipe heat exchanging, 12: fluid heat transfer, 13: control wiring, 14: control system, 15: haulage device, 16: waste heat, 17: the heat energy of wind-powered electricity generation conversion, 18: the heat energy of photovoltaic conversion.
Embodiment
Embodiment 1, accumulation of heat stirling generator group
Fixing heat-accumulating material stirling generator group shown in Fig. 1, is made up of container 3, heat-accumulating material 4, stirling generator group (8,9,10), control system 14, heat-accumulating material 4 and stirling generator group (8,9,10) and control system establish 14 to put in container 3, the inside of container 3 is provided with three cavitys, a heat-accumulating material chamber 5, one is stirling generator group chamber 6, another is control system chamber 7, generating heat-accumulating material is provided with in hot sound electricity generating device cavity, the heat-accumulating material arranged in heat-accumulating material chamber and generating heat-accumulating material are: iron oxide 30%, heat conduction cement 40%, the grains of sand 30% form, heat-accumulating material in stirling generator group chamber 6 completes thermal energy exchange by fluid heat transfer 12 system, heat energy is supplied to generator set generate electricity, two groups of stirling generator groups are provided with in stirling generator group chamber 6, one group is the stirling generator group of 5KW, heat transmission equipment adopts fluid heat transfer, second group is the stirling generator group of 10KW, heat transmission equipment adopts heat pipe to carry out heat exchange, realize the heat energy of the thermal power transfer of heat-accumulating material needed for the generating of stirling generator group, stirling generator group passes through the utilization of fluid or Heat Pipes heat energy, in Stirling unit chamber, be also provided with heat dissipation region 9, the heat energy of stirling generator group can be dispelled the heat.
Be provided with control system 14, complete the control to unit by control wiring 13, control system is made up of multiple sensing means, detector, control means, display device, software, single board computer or computer, completes the control to unit.
Adopt the mode of fluid heat transfer to complete and fill heat to the heat-accumulating material of thermal accumulator, after high temperature fluid enters into accumulation of heat chamber from import, carry out heat exchange and flowing by amount passage between heat-accumulating material and heat-accumulating material, the fluid after heat exchange is from outlet outflow.
This unit can use the multiple energy, both trough electric power can be used, use when peak valley, also can adopt the electric power of wind-powered electricity generation and photovoltaic generation, store after being converted into heat energy and use, also multiple industrial exhaust heat can be adopted, but the present invention can adopt any energy that can be converted to heat energy, as long as the exchange of heat energy can be carried out with thermal accumulator, just heat energy can be provided for heat-accumulating material, thus, the volume that also just can realize multi-energy complementation is produced.
Embodiment 2, mobile fluid heat accumulating stirling generator group
Mobile fluid heat accumulating stirling generator group shown in Fig. 2 Fig. 1, is made up of haulage device 15, container 3, heat-accumulating material 4, stirling generator group (8,9,10), control system 14, heat-accumulating material 4 and stirling generator group (8,9,10) and control system establish 14 to put in container 3, the inside of container 3 is provided with three cavitys, a heat-accumulating material chamber 5, one is stirling generator group chamber 6, another is control system chamber 7, in heat-accumulating material chamber, fluid is set, fluid is made up of fuse salt, it consists of potassium nitrate 70% and sodium nitrate 30% forms, the hot sound electricity generating device of two covers is provided with in stirling generator group chamber 6, a set of is the generator set of 8KW, a set of is in addition the stirling generator group of 25KW, by fluid or heat pipe for stirling generator group provides heat energy, heat dissipation region 9 is also provided with in Stirling unit chamber, the heat energy of stirling generator group can be dispelled the heat.
Control chamber indoor are provided with control system 14, complete the control to unit by control wiring 13, control system is made up of multiple sensing means, detector, control means, display device, software, single board computer or computer, completes the control to unit.
Adopt the mode of fluid heat transfer to complete and heat is filled to the heat-accumulating material of thermal accumulator, fluid line is provided with in the import of accumulation of heat chamber and outlet, heat exchange is carried out for heat exchanging fluid, after high temperature fluid enters into accumulation of heat chamber from import, carry out heat exchange by fluid passage and thermal storage fluid fuse salt, the fluid after heat exchange flows out from the outlet of pipeline.
This unit adopts waste heat 16, the heat energy 17 of wind-powered electricity generation conversion, heat energy 18 3 kinds of energy of photovoltaic conversion, heat exchange is carried out in the region at waste heat, utilize fluid heat transfer that heat energy is supplied to heat-accumulating material, there is the region of wind energy and photovoltaic generation, wind-powered electricity generation and photovoltaic generation are converted to electric energy, realize conversion and the utilization of the energy, but the present invention can adopt any energy that can be converted to heat energy, as long as the exchange of heat energy can be carried out with thermal accumulator, just can provide heat energy for heat-accumulating material, thus, the volume that also just can realize multi-energy complementation is produced.
According to theory and structure of the present invention, other case study on implementation can be designed, as long as theory and structure according to the invention, all belong to enforcement of the present invention.

Claims (10)

1. heat accumulating type stirling generator group, comprises heat-accumulating material, hot sound generator, housing, and thermal insulating material etc., is characterized in that:
Be made up of container, heat-accumulating material, stirling generator group, control system; Heat-accumulating material and stirling generator group and set-up of control system are in container; There is provided the heat energy required for stirling generator group by heat-accumulating material, the thermal power transfer of storage is the required energy by stirling generator group;
The inside of container is provided with at least three cavitys, a heat-accumulating material chamber, and one is stirling generator group chamber, and another is control system chamber, in heat-accumulating material chamber, be provided with heat-accumulating material; Be provided with stirling generator group in stirling generator group chamber, between the heat-accumulating material of generator set and accumulation of heat chamber, be provided with exchange piece, complete exchange and the use of heat energy; In stirling generator group chamber, be also provided with heat radiation position, the waste heat produced by generator set is dispelled the heat by heat radiation position;
Accumulator tank be provided with an import and one export, by fluid directly from accumulation of heat chamber inlet enter with heat-accumulating material heat exchange after go out from accumulation of heat chamber outlet flow, or flowed in pipeline by the pipeline fluid be arranged between UNICOM's import and outlet, complete the heating to heat-accumulating material; Accumulator tank exterior thereto is provided with thermal insulating material;
Accumulation of heat chamber and stirling generator group are provided with the control system be made up of multiple sensing, detection, control, display device, software, single board computer or computer, complete and the operation of unit is controlled.
2. heat accumulating type stirling generator group according to claim 1, it is characterized in that: also comprise a heat source system, for heat-accumulating material provides thermal source, described thermal source selects following one:
A, industrial exhaust heat;
The heat energy that electric energy when B, low price is converted to;
The electric energy direct hydrogen production of C, low price, then utilizes combustion of hydrogen to produce heat energy;
D, geothermal power;
The heat energy that E, the electric energy utilizing solar photovoltaic power plant to produce produce;
The heat energy that F, the electric energy utilizing wind-powered electricity generation to produce produce;
The heat energy that G, living beings produce.
3. heat accumulating type stirling generator group according to claim 1, it is characterized in that: also comprise a mobile exchange piece, remote thermal source non-indigenous is transported to Poly-generation unit region, by heat exchange, heat energy is supplied to the heat-accumulating material of Poly-generation unit, is accepted by heat-accumulating material and store its heat energy.
4. the heat accumulating type stirling generator group according to claim 1 or 3, it is characterized in that: be provided with multiple thermal accumulator, each thermal accumulator is provided with different temperature, from the place be transported to after thermal accumulator is full of heat energy by difference at a distance required for Poly-generation, realizes the conversion of the energy; When above-mentioned thermal source temperature lower than setting temperature be adopt absorption heat pump for its lifting temperature.
5. heat accumulating type stirling generator group according to claim 1, is characterized in that: described heat-accumulating material select from following one or more:
A, solid grain block: the particle be made up of metal or nonmetal or its mixture or/and fragment of brick, comprise by metal, metallic compound, mine tailing, industrial slag or scum, cobble, finger stone at least one or the multiple solid grain block formed;
B, fluid: comprise in liquid, gas, liquid metal, nano-fluid, plasma, supercritical fluid one or more;
C, fuse salt: comprise metal or nonmetallic fuse salt;
D, liquid metal: comprise various liquid metal;
E, concrete: comprise the heat-accumulating material adopting concrete to be formed by the mode of building;
F, pottery: the heat-accumulating material comprising various pottery.
6. heat accumulating type stirling generator group according to claim 1, it is characterized in that: the described exchange piece arranged between heat-accumulating material and stirling generator group is fluid heat transfer or heat pipe heat exchanging, the heat pipe adopted be gravity assisted heat pipe, circulating heat pipe, self-oscillation heat pipe one or more.
7. the heat accumulating type stirling generator group according to claim 1 or 6, is characterized in that: fluid selects following one: one or more in liquid, gas, fuse salt, liquid metal, nano-fluid, plasma, supercritical fluid.
8. heat accumulating type stirling generator group according to claim 7, it is characterized in that: be also provided with at least one power plant and fluid tank, be arranged on by fluid in fluid tank, power plant provide power, are realized the exchange of heat energy by the circulation of fluid.
9. heat accumulating type Stirling generates electricity mobile unit, it is characterized in that: the arbitrary heat accumulating type stirling generator group described in claim 1-7 be arranged on and can move on haulage device, make it possess roaming capability, realizes the heat-accumulating material heat accumulating type Poly-generation of movement.
10. heat accumulating type Stirling according to claim 9 generates electricity mobile unit, it is characterized in that: can move on haulage device or on container and track and power plant are installed, can by container box from can moving haulage device unloading and being lifted on automobile; The housing of container is provided with roller or tire, and roller or tire are connected with the shell of container bottom, are same as support and mobile containers, and roller can move being arranged on the track that can move on haulage device.
CN201310573276.4A 2013-11-17 2013-11-17 Heat accumulating type stirling generator set and mobile unit Pending CN104653329A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128521A (en) * 2016-06-23 2016-11-16 中国船舶重工集团公司第七八研究所 A kind of self-excitation type hydrogen set composite
CN106521057A (en) * 2016-11-30 2017-03-22 中冶南方工程技术有限公司 Device for recovering waste heat from steel slag pit hot stewing treatment
CN108412634A (en) * 2018-03-29 2018-08-17 南昌大学 A kind of heat accumulating type Stirling engine using heat pipe
CN109653970A (en) * 2019-01-23 2019-04-19 合肥中地节能科技有限公司 A kind of underground heat takes hot well
CN109945706A (en) * 2018-03-09 2019-06-28 青岛宝润科技有限公司 A kind of design method of loop circuit heat pipe bottom heat storage capacity
CN110273780A (en) * 2018-03-13 2019-09-24 浙江大学 Regenerator and stirling cycle system with accumulation of heat shell
CN113883938A (en) * 2021-10-20 2022-01-04 新疆互力佳源环保科技有限公司 Heat storage structure based on steel slag heat storage brick and heating method
CN114576033A (en) * 2022-03-09 2022-06-03 东南大学 A device for controlling accumulated temperature of gangue mountain and cooperating with thermal energy and wind energy to generate heat and dissipate heat

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128521A (en) * 2016-06-23 2016-11-16 中国船舶重工集团公司第七八研究所 A kind of self-excitation type hydrogen set composite
CN106521057A (en) * 2016-11-30 2017-03-22 中冶南方工程技术有限公司 Device for recovering waste heat from steel slag pit hot stewing treatment
CN109945707B (en) * 2018-03-09 2021-10-01 郑坤 Loop heat pipe heat accumulator with variable top heat accumulation capacity
CN109945706A (en) * 2018-03-09 2019-06-28 青岛宝润科技有限公司 A kind of design method of loop circuit heat pipe bottom heat storage capacity
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CN110273780A (en) * 2018-03-13 2019-09-24 浙江大学 Regenerator and stirling cycle system with accumulation of heat shell
CN108412634A (en) * 2018-03-29 2018-08-17 南昌大学 A kind of heat accumulating type Stirling engine using heat pipe
CN109653970A (en) * 2019-01-23 2019-04-19 合肥中地节能科技有限公司 A kind of underground heat takes hot well
CN113883938A (en) * 2021-10-20 2022-01-04 新疆互力佳源环保科技有限公司 Heat storage structure based on steel slag heat storage brick and heating method
CN113883938B (en) * 2021-10-20 2024-09-03 新疆互力佳源环保科技有限公司 Heat storage structure based on steel slag heat storage bricks and heating method
CN114576033A (en) * 2022-03-09 2022-06-03 东南大学 A device for controlling accumulated temperature of gangue mountain and cooperating with thermal energy and wind energy to generate heat and dissipate heat
CN114576033B (en) * 2022-03-09 2024-04-26 东南大学 Waste dump temperature control and heat energy and wind energy cooperative power generation and heat dissipation device

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Application publication date: 20150527