CN204665998U - A kind of heat-storing device - Google Patents

A kind of heat-storing device Download PDF

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Publication number
CN204665998U
CN204665998U CN201520104994.1U CN201520104994U CN204665998U CN 204665998 U CN204665998 U CN 204665998U CN 201520104994 U CN201520104994 U CN 201520104994U CN 204665998 U CN204665998 U CN 204665998U
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CN
China
Prior art keywords
heat
heat exchange
storing
water
exchange pipeline
Prior art date
Application number
CN201520104994.1U
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Chinese (zh)
Inventor
刘阳
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北京兆阳光热技术有限公司
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Priority to CN201520104994.1U priority Critical patent/CN204665998U/en
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Publication of CN204665998U publication Critical patent/CN204665998U/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/46Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
    • Y02E60/142

Abstract

The utility model provides a kind of heat-storing device, and comprise body and be arranged at least one heat exchange pipeline on body, this heat exchange pipeline runs through along the bearing of trend of body; Also comprise be arranged at least one on body for the water back of auxiliary heating.The heat-storing device utilizing the utility model to provide can utilize the energy more fully, avoids the waste of resource.

Description

A kind of heat-storing device

Technical field

The utility model relates to solar energy heat-storage field, particularly relates to a kind of heat-storing device

Background technology

As everyone knows, along with the exhaustion day by day of non-renewable energy resources, present stage people are making great efforts the utilization seeking renewable new forms of energy.Wherein, solar light-heat power-generation is an important directions of utilization of new energy resources, because of the cost that it can reduce solar electrical energy generation greatly, is applied widely.

Solar energy is collected in the speculum field that solar light-heat power-generation utilizes large scale array mirror surface to form usually, produces steam, in conjunction with the technique of traditional steam turbine generator, thus reaches the object of generating.Solar light-heat power-generation generates electricity owing to just can only can receive sunshine generation steam by day, and there is superfluous heat, therefore, the superfluous heat needing thermal store to be produced speculum on daytime field stores, with during overcast and rainy skies gas, heat is extracted again at night, ensure the round-the-clock continuous and steady operation of solar energy steam power plant, improve the utilization ratio of solar energy system.

At present, solar light-heat power-generation many associating with other generation modes generates electricity, such as wind power generation plant, photovoltaic power generation apparatus are set in solar energy steam power plant, but the unstable power of the output due to wind power generation plant and photovoltaic power generation apparatus, be unfavorable for carrying out grid-connected power supply, as the waste of the energy then can not can be caused by Appropriate application.Therefore the new paragon discovering and using this some electrical power is badly in need of.

Summary of the invention

The purpose of this utility model is to provide a kind of heat-storing device, and it can utilize the energy more fully, avoids the waste of resource.

A kind of heat-storing device that the utility model provides, comprise body and be arranged at least one heat exchange pipeline on described body, described heat exchange pipeline runs through along the bearing of trend of described body; Also comprise be arranged at least one on described body for the water back of auxiliary heating.

Further, described water back extends along the bearing of trend of described body.

Further, described heat exchange pipeline is multiple, adjacent multiple described heat exchange pipeline forms a heat exchange unit arranged in regular polygon on the cross section of described body, and the rectangular array arrangement on the cross section of described body of multiple described heat exchange unit;

Wherein, the center of described heat exchange unit on the cross section of described body is provided with described water back.

Further, the outer wall of described water back is provided with outward extending fin.

Further, the outer wall of described heat exchange pipeline is provided with outward extending fin.

Preferably, described water back internal placement has electrical heating elements.

Further, described electrical heating elements is connected with photovoltaic power generation apparatus and/or wind power generation plant.

Compared with prior art, the heat-storing device that the utility model provides, by arranging at least one water back for auxiliary heating on body, by the heat storage in water back in body, effectively utilizes other energy in photo-thermal power station.

Further, water back extends along the bearing of trend of body, consistent with the bearing of trend of heat exchange pipeline, is convenient to the uniformity of temperature profile of body interior.

Further, adjacent multiple heat exchange pipelines form a heat exchange unit arranged in regular polygon on the cross section of body, and the rectangular array arrangement on the cross section of body of multiple heat exchange unit, be convenient to the uniform heat exchange between heat exchange pipeline and body; Meanwhile, heat exchange unit body cross section on center be provided with water back, be conducive to the uniformly transfer heat between water back and body.

Preferably, by arranging outward extending fin at the outer wall of heat exchange pipeline, increasing the heat exchange area between heat exchange pipeline and body, improving heat exchange efficiency.

Further, by arranging outward extending fin at the outer wall of water back, increasing the heat transfer area between water back and body, improving heat transfer efficiency.

Further, by water back internal placement electrical heating elements, convert electrical energy into heat energy, and be stored in heat-storing device, when being convenient to need, heat-obtaining utilizes.

Preferably, by electrical heating elements and photovoltaic power generation apparatus with or wind power generation plant be connected, the electric energy of the instability that the electric energy produced by photovoltaic power generation apparatus, wind power generation plant produce is converted to heat energy by electrical heating elements, and by thermal energy storage in this heat-storing device, when being convenient to need, heat-obtaining utilizes and obtains steam, and pushing turbine generates electricity.

Accompanying drawing explanation

Also with reference to accompanying drawing, the utility model is described in more detail based on being only non-limiting embodiment hereinafter.Wherein:

The structural representation of the heat-storing device that Fig. 1 provides for the utility model embodiment two.

Accompanying drawing illustrates:

1-body, 2-heat exchange pipeline, 3-water back

Detailed description of the invention

Be clearly and completely described the technical scheme in the utility model embodiment below in conjunction with drawings and Examples, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.

Embodiment one

The heat-storing device that the present embodiment provides, comprise body and be arranged at least one heat exchange pipeline on body, this heat exchange pipeline runs through along the bearing of trend of body, also comprise be arranged at least one on body for the water back of auxiliary heating.

The heat-storing device of the present embodiment, by heat exchange pipeline, by high-temperature heat transferring medium after carrying out heat exchange with body, by heat storage in body, by arranging the water back being used for auxiliary heating on body, the waste gas with uniform temperature produced in photo-thermal power station, waste liquid are delivered in water back, by this water back, partial heat are passed to body, be stored in heat-storing device body, at night or overcast and rainy, can obtain steam to heat-storing device heat-obtaining, pushing turbine generates electricity.In addition, other auxiliary generation devices arranged in photo-thermal power station, as photovoltaic power generation apparatus, wind power generation plant, generally, the electric energy that wind power generation plant produces is unstable, there is wind-electricity integration difficulty, wherein part wind-powered electricity generation must be abandoned, cause the practical efficiency of wind-powered electricity generation lower, therefore, the electric energy that photovoltaic power generation apparatus, wind power generation plant produce can be converted electrical energy into heat energy by this water back, and further by thermal energy storage in heat-storing device, be convenient to heat-obtaining and obtain steam, pushing turbine generates electricity, thus effectively utilizes the energy.

In addition, the water back for auxiliary heating in the present embodiment can be the heat tunnel of body self-assembling formation, also can be the heat tunnel embedding metal tube or glass tube formation on body.

Embodiment two

As shown in Figure 1, the heat-storing device that the present embodiment provides, comprise body 1 and be arranged at least one heat exchange pipeline 2 on body 1, this heat exchange pipeline 2 runs through along the bearing of trend of body 1, also comprise be arranged at least one on body 1 for the water back 3 of auxiliary heating.

Wherein, water back 3 can have multiple arrangement, bearing of trend as water back 3 can be arranged vertically with the bearing of trend of body 1, be heated evenly for making heat-storing device entirety, interior temperature distribution is even, avoid heat-storing device to ftracture because of temperature distributing disproportionation, preferably the bearing of trend extension of water back 3 along body 1 is arranged.

As shown in Figure 1, for increasing the quantity of heat storage of heat-storing device further, and obtain the heat-storing device of uniformity of temperature profile, heat exchange pipeline 2 wherein can be multiple, adjacent multiple heat exchange pipelines 2 form a heat exchange unit arranged in regular polygon on the cross section of body 1, and the rectangular array arrangement on the cross section of body 1 of multiple heat exchange unit, wherein, the center of heat exchange unit on the cross section of body 1 is provided with water back 3, by heat storage in thermal store, be convenient to obtain steam to heat-storing device heat-obtaining, pushing turbine generates electricity.

For increasing the heat exchange area between heat exchange pipeline 2 and body 1, outward extending fin can be set at the outer wall of heat exchange pipeline 2, by this outward extending fin, increase heat exchange area.In addition, also outward extending fin can be set at the outer wall of water back 3, increase the heat transfer area between water back 3 and body 1, by which better water back 3 heater body 1, thus heat can be stored in heat-storing device.

For ease of understanding heat accumulation, the heat transfer process of heat-storing device, the heat accumulation to heat-storing device, heat transfer process are described by following content.When heat-storing device heat accumulation, in heat exchange pipeline 2, pass into high-temperature medium, high-temperature medium carries out heat exchange by heat exchange pipeline 2 and body 1, is stored in by heat in body 1; In addition, can pass into the waste gas with uniform temperature, waste liquid that photo-thermal power station produces, by water back 3 heater body 1, waste heat recovery be stored in body 1 in water back 3, when being convenient to need, heat-obtaining utilizes.Moreover, can at water back 3 internal placement electrical heating elements, as electrically heated rod etc., and electrical heating elements is connected with photovoltaic power generation apparatus and/or wind power generation plant, the electric energy produced by photovoltaic power generation apparatus and/or wind power generation plant is that electrical heating elements is powered, convert electrical energy into heat energy, the electrical heating elements in water back 3 further by heat storage in body 1, obtain the heat-storing device of larger quantity of heat storage.Thus make full use of the energy, avoid the waste of resource.

When utilizing from heat-storing device heat-obtaining, low temperature medium can be passed in heat exchange pipeline 2, this low temperature medium is by the heat in heat exchange pipeline absorbent body 1, temperature raises, as the heat of the water absorbent body 1 in heat exchange pipeline 2, temperature raises and obtains steam, pushing turbine generating can produce electric energy.

Finally it should be noted that: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although be described in detail the utility model with reference to aforementioned embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned embodiments is recorded, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.

Claims (5)

1. a heat-storing device, is characterized in that, comprise body and be arranged at least one heat exchange pipeline on described body, described heat exchange pipeline runs through along the bearing of trend of described body; Also comprise be arranged at least one on described body for the water back of auxiliary heating; Described water back extends along the bearing of trend of described body; Described heat exchange pipeline is multiple, and adjacent multiple described heat exchange pipeline forms a heat exchange unit arranged in regular polygon on the cross section of described body, and the rectangular array arrangement on the cross section of described body of multiple described heat exchange unit; Wherein, the center of described heat exchange unit on the cross section of described body is provided with described water back.
2. heat-storing device according to claim 1, is characterized in that, the outer wall of described water back is provided with outward extending fin.
3. heat-storing device according to claim 1, is characterized in that, the outer wall of described heat exchange pipeline is provided with outward extending fin.
4. according to the heat-storing device one of claims 1 to 3 Suo Shu, it is characterized in that, described water back internal placement has electrical heating elements.
5. heat-storing device according to claim 4, is characterized in that, described electrical heating elements is connected with photovoltaic power generation apparatus and/or wind power generation plant.
CN201520104994.1U 2015-02-12 2015-02-12 A kind of heat-storing device CN204665998U (en)

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CN201520104994.1U CN204665998U (en) 2015-02-12 2015-02-12 A kind of heat-storing device

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Application Number Priority Date Filing Date Title
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CN204665998U true CN204665998U (en) 2015-09-23

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105890026A (en) * 2016-01-26 2016-08-24 沈阳工业大学 Adit type electric heating heat accumulator structure and control method thereof
CN106767078A (en) * 2017-01-04 2017-05-31 北京中热能源科技有限公司 A kind of energy storage heat-exchanger rig
CN106767077A (en) * 2017-01-04 2017-05-31 北京中热能源科技有限公司 A kind of energy storage heat-exchanger rig
CN107062639A (en) * 2017-01-04 2017-08-18 北京中热能源科技有限公司 A kind of solar heat collection, energy storage device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105890026A (en) * 2016-01-26 2016-08-24 沈阳工业大学 Adit type electric heating heat accumulator structure and control method thereof
CN105890026B (en) * 2016-01-26 2019-03-29 沈阳工业大学 Tunnel type electric heating heat storage body structure and control method
CN106767078A (en) * 2017-01-04 2017-05-31 北京中热能源科技有限公司 A kind of energy storage heat-exchanger rig
CN106767077A (en) * 2017-01-04 2017-05-31 北京中热能源科技有限公司 A kind of energy storage heat-exchanger rig
CN107062639A (en) * 2017-01-04 2017-08-18 北京中热能源科技有限公司 A kind of solar heat collection, energy storage device

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