CN114562434A - Thermal circulation system utilizing ocean temperature difference energy - Google Patents

Thermal circulation system utilizing ocean temperature difference energy Download PDF

Info

Publication number
CN114562434A
CN114562434A CN202210066727.4A CN202210066727A CN114562434A CN 114562434 A CN114562434 A CN 114562434A CN 202210066727 A CN202210066727 A CN 202210066727A CN 114562434 A CN114562434 A CN 114562434A
Authority
CN
China
Prior art keywords
turbine
evaporator
gas
condenser
liquid separator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210066727.4A
Other languages
Chinese (zh)
Inventor
刘伟民
陈凤云
刘蕾
彭景平
葛云征
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Ocean Engineering Survey Design And Research Institute Co ltd
First Institute of Oceanography MNR
Original Assignee
Qingdao Ocean Engineering Survey Design And Research Institute Co ltd
First Institute of Oceanography MNR
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Ocean Engineering Survey Design And Research Institute Co ltd, First Institute of Oceanography MNR filed Critical Qingdao Ocean Engineering Survey Design And Research Institute Co ltd
Priority to CN202210066727.4A priority Critical patent/CN114562434A/en
Priority to NL2031162A priority patent/NL2031162B1/en
Publication of CN114562434A publication Critical patent/CN114562434A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/06—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids
    • F01K25/065—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids with an absorption fluid remaining at least partly in the liquid state, e.g. water for ammonia
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
    • F03G7/05—Ocean thermal energy conversion, i.e. OTEC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
    • F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F01K13/006—Auxiliaries or details not otherwise provided for
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Oceanography (AREA)
  • Sustainable Development (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

The invention relates to a thermodynamic cycle system utilizing ocean temperature difference energy, which is characterized by comprising an evaporator, a gas-liquid separator, a preheater, a first turbine, a second turbine, an absorber and a condenser, wherein the evaporator is connected with the gas-liquid separator; the evaporator is positioned on the surface layer of the ocean, and the condenser is positioned at a set distance below the evaporator; the evaporator is connected with the gas-liquid separator, the gas-liquid separator is respectively connected with the first turbine and a preheater through pipelines, the preheater is respectively connected with the second turbine, the evaporator and the condenser through pipelines, the input of the absorber is respectively connected with the first turbine and the second turbine through pipelines, and the output of the absorber is connected with the condenser through a pipeline; the gas-phase working medium steam separated by the gas-liquid separator enters the first turbine to do work, and the liquid separated by the gas-liquid separator enters the second turbine to do work after passing through the preheater. The invention improves the energy utilization rate.

Description

一种利用海洋温差能的热力循环系统A Thermodynamic Circulation System Using Ocean Temperature Difference Energy

技术领域technical field

本发明涉及热力循环技术领域，特别是涉及一种利用海洋温差能的热力循环系统。The invention relates to the technical field of thermodynamic cycle, in particular to a thermodynamic cycle system utilizing ocean temperature difference energy.

背景技术Background technique

海洋温差能转换的实质是将储存在海水中的太阳能转换成为电能，海洋覆盖地球约71％的面积，是巨大太阳能接收器。海洋是地球上巨大的可再生能源载体，而温差能是诸多海洋能中储量最大的可再生能源。目前，利用海洋温差能发电的热力循环效率有待进一步提高。The essence of ocean thermal energy conversion is to convert the solar energy stored in seawater into electrical energy. The ocean covers about 71% of the earth and is a huge solar receiver. The ocean is a huge carrier of renewable energy on the earth, and thermal energy is the renewable energy with the largest reserves of ocean energy. At present, the thermal cycle efficiency of using ocean thermal energy to generate electricity needs to be further improved.

发明内容SUMMARY OF THE INVENTION

本发明的目的是提供一种利用海洋温差能的热力循环系统，提高了能量利用率。The purpose of the present invention is to provide a thermodynamic circulation system utilizing ocean temperature difference energy, which improves the energy utilization rate.

为实现上述目的，本发明提供了如下方案：For achieving the above object, the present invention provides following scheme:

一种利用海洋温差能的热力循环系统，包括蒸发器、气液分离器、预热器、第一透平、第二透平、吸收器和冷凝器；A thermodynamic cycle system utilizing ocean temperature difference energy, comprising an evaporator, a gas-liquid separator, a preheater, a first turbine, a second turbine, an absorber and a condenser;

所述蒸发器位于海洋表层，所述冷凝器位于所述蒸发器下方的设定距离处；所述蒸发器与所述气液分离器连接，所述气液分离器分别与所述第一透平和预热器管道连接，所述预热器分别与所述第二透平、所述蒸发器和所述冷凝器管道连接，所述吸收器的输入分别与所述第一透平和所述第二透平管道连接，所述吸收器的输出与所述冷凝器管道连接；所述气液分离器分离出的气相工质蒸气进入所述第一透平做功，所述气液分离器分离出的液体通过所述预热器后进入所述第二透平做功。The evaporator is located on the ocean surface, and the condenser is located at a set distance below the evaporator; the evaporator is connected with the gas-liquid separator, and the gas-liquid separator is respectively connected with the first permeability. The plane is connected with the preheater pipeline, the preheater is connected with the second turbine, the evaporator and the condenser pipeline respectively, and the input of the absorber is connected with the first turbine and the first turbine respectively. The two turbines are connected with pipelines, and the output of the absorber is connected with the condenser pipelines; the gas-phase working medium vapor separated by the gas-liquid separator enters the first turbine to do work, and the gas-liquid separator separates The liquid enters the second turbine to do work after passing through the preheater.

可选地，所述管道内工质为非共沸工质。Optionally, the working medium in the pipeline is a non-azeotropic working medium.

可选地，还包括第一水泵，所述第一水泵与所述蒸发器连接，所述第一水泵用于为所述蒸发器提供热能。Optionally, a first water pump is further included, the first water pump is connected to the evaporator, and the first water pump is used to provide heat energy for the evaporator.

可选地，还包括第二水泵，所述第二水泵与所述冷凝器连接。Optionally, a second water pump is also included, and the second water pump is connected to the condenser.

可选地，还包括工质泵，所述工质泵的输入端连接所述冷凝器，所述工质泵的输出端连接所述预热器。Optionally, it also includes a working fluid pump, the input end of the working fluid pump is connected to the condenser, and the output end of the working fluid pump is connected to the preheater.

根据本发明提供的具体实施例，本发明公开了以下技术效果：According to the specific embodiments provided by the present invention, the present invention discloses the following technical effects:

本发明蒸发器位于海洋表层，冷凝器位于蒸发器下方的设定距离处，利用蒸发器和冷凝器之间的压力差，使从蒸发器往冷凝器排放的液体产生流速，从而产生动能，产生的动能利用第二透平进行发电，从而使从蒸发器往冷凝器排放液体产生的动能也得到了利用，提高了能量利用率。The evaporator of the present invention is located on the surface of the ocean, and the condenser is located at a set distance below the evaporator. The pressure difference between the evaporator and the condenser is used to make the liquid discharged from the evaporator to the condenser generate a flow velocity, thereby generating kinetic energy and generating The kinetic energy generated by the second turbine is used to generate electricity, so that the kinetic energy generated by discharging the liquid from the evaporator to the condenser is also utilized, and the energy utilization rate is improved.

附图说明Description of drawings

为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some of the present invention. In the embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative labor.

图1为本发明一种利用海洋温差能的热力循环系统结构示意图；1 is a schematic structural diagram of a thermodynamic cycle system utilizing ocean temperature difference energy according to the present invention;

符号说明：A-加热部分，B-热力循环部分，C-冷却部分，1-第一水泵，2-蒸发器，3-气液分离器，4-第一透平，5-第二透平，6-吸收器，7-预热器，8-工质泵，9-冷凝器，10-第二水泵。Symbol description: A-heating part, B-thermodynamic cycle part, C-cooling part, 1-first water pump, 2-evaporator, 3-gas-liquid separator, 4-first turbine, 5-second turbine , 6-absorber, 7-preheater, 8-working fluid pump, 9-condenser, 10-second water pump.

具体实施方式Detailed ways

下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

本发明的目的是提供一种利用海洋温差能的热力循环系统，提高了能量利用率。The purpose of the present invention is to provide a thermodynamic circulation system utilizing ocean temperature difference energy, which improves the energy utilization rate.

为使本发明的上述目的、特征和优点能够更加明显易懂，下面结合附图和具体实施方式对本发明作进一步详细的说明。In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

图1为本发明一种利用海洋温差能的热力循环系统结构示意图，如图1所示，一种利用海洋温差能的热力循环系统，包括加热部分A、热力循环部分B和冷却部分C。加热部分A包括第一水泵1(温海水泵)和蒸发器2；热力循环部分B包括气液分离器3、预热器7、第一透平4、第二透平5(稀溶液透平)、吸收器6和工质泵8；冷却部分C包括冷凝器9和第二水泵10(冷海水泵)。1 is a schematic structural diagram of a thermodynamic cycle system utilizing ocean temperature difference energy according to the present invention. As shown in FIG. 1 , a thermodynamic cycle system utilizing ocean temperature difference energy includes a heating part A, a thermodynamic cycle part B and a cooling part C. The heating part A includes a first water pump 1 (warm sea water pump) and an evaporator 2; the thermal cycle part B includes a gas-liquid separator 3, a preheater 7, a first turbine 4, and a second turbine 5 (dilute solution turbine) , absorber 6 and working fluid pump 8; cooling part C includes condenser 9 and second water pump 10 (cold sea water pump).

所述蒸发器2位于海洋表层，海洋表层的海水温度为26度左右，所述冷凝器9位于所述蒸发器2下方的设定距离处，冷凝器9所用的海水温度为5度左右；所述蒸发器2与所述气液分离器3连接，所述气液分离器3分别与所述第一透平4和预热器7管道连接，所述预热器7分别与所述第二透平5、所述蒸发器2和所述冷凝器9管道连接，所述吸收器6的输入分别与所述第一透平4和所述第二透平5管道连接，所述吸收器6的输出与所述冷凝器9管道连接；所述气液分离器3分离出的气相工质蒸气进入所述第一透平4做功，所述气液分离器3分离出的液体通过预热器7后进入所述第二透平5做功。The evaporator 2 is located on the ocean surface, the seawater temperature on the ocean surface is about 26 degrees, the condenser 9 is located at a set distance below the evaporator 2, and the seawater temperature used by the condenser 9 is about 5 degrees; The evaporator 2 is connected with the gas-liquid separator 3, and the gas-liquid separator 3 is respectively connected with the first turbine 4 and the preheater 7 by pipelines, and the preheater 7 is respectively connected with the second The turbine 5, the evaporator 2 and the condenser 9 are connected by pipelines, the input of the absorber 6 is connected with the pipelines of the first turbine 4 and the second turbine 5 respectively, and the absorber 6 The output of the condenser 9 is connected with the pipeline; the gas-phase working medium vapor separated by the gas-liquid separator 3 enters the first turbine 4 to do work, and the liquid separated by the gas-liquid separator 3 passes through the preheater. After 7, enter the second turbine 5 to do work.

所述管道内工质为非共沸工质。The working medium in the pipeline is a non-azeotropic working medium.

作为具体实施例管道内工质为氨水混合工质。As a specific embodiment, the working medium in the pipeline is an ammonia-water mixed working medium.

所述第一水泵1与所述蒸发器2连接，所述第一水泵1用于为所述蒸发器2提供热能。The first water pump 1 is connected to the evaporator 2 , and the first water pump 1 is used to provide thermal energy for the evaporator 2 .

所述第二水泵10与所述冷凝器9连接。The second water pump 10 is connected to the condenser 9 .

所述工质泵8的输入端连接所述冷凝器9，所述工质泵8的输出端连接所述预热器7。The input end of the working fluid pump 8 is connected to the condenser 9 , and the output end of the working fluid pump 8 is connected to the preheater 7 .

本发明的工作原理：蒸发器2中表层热海水将工质加热成为气液两相混合溶液，气液两相混合工质在气液分离器3中分离为气相和液相，气相工质蒸气进入第一透平4做功，液相工质溶液通过预热器7后进入第二透平5做功，分别经过第一透平4和第二透平5的工质进入吸收器6，随后从吸收器6输出的工质在冷凝器9内被冷海水冷凝后通过工质泵8回到蒸发器2。The working principle of the present invention: the surface hot seawater in the evaporator 2 heats the working medium into a gas-liquid two-phase mixed solution, and the gas-liquid two-phase mixed working medium is separated into a gas phase and a liquid phase in the gas-liquid separator 3, and the gas-phase working medium vapor Entering the first turbine 4 to do work, the liquid-phase working fluid solution enters the second turbine 5 after passing through the preheater 7 to do work, and the working fluid passing through the first turbine 4 and the second turbine 5 respectively enters the absorber 6, and then flows from The working fluid output from the absorber 6 is condensed by the cold seawater in the condenser 9 and then returned to the evaporator 2 through the working fluid pump 8 .

本发明蒸发器2位于海洋表层，冷凝器9位于蒸发器2下方的设定距离处，利用蒸发器2和冷凝器9之间的压力差，使从蒸发器2往冷凝器9排放的液体产生流速，从而产生动能，产生的动能利用第二透平5进行发电，从而使从蒸发器2往冷凝器9排放液体产生的动能也得到了利用，提高了热力循环系统的能量利用率。The evaporator 2 of the present invention is located on the surface of the ocean, and the condenser 9 is located at a set distance below the evaporator 2. The pressure difference between the evaporator 2 and the condenser 9 is used to make the liquid discharged from the evaporator 2 to the condenser 9 to generate The second turbine 5 is used to generate power, so that the kinetic energy generated by discharging the liquid from the evaporator 2 to the condenser 9 is also utilized, and the energy utilization rate of the thermal cycle system is improved.

本说明书中各个实施例采用递进的方式描述，每个实施例重点说明的都是与其他实施例的不同之处，各个实施例之间相同相似部分互相参见即可。The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments can be referred to each other.

本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处。综上所述，本说明书内容不应理解为对本发明的限制。In this paper, specific examples are used to illustrate the principles and implementations of the present invention. The descriptions of the above embodiments are only used to help understand the method and the core idea of the present invention; meanwhile, for those skilled in the art, according to the present invention There will be changes in the specific implementation and application scope. In conclusion, the contents of this specification should not be construed as limiting the present invention.

Claims (5)

1. A thermodynamic cycle system utilizing ocean thermal energy is characterized by comprising an evaporator, a gas-liquid separator, a preheater, a first turbine, a second turbine, an absorber and a condenser;
the evaporator is positioned on the surface layer of the ocean, and the condenser is positioned at a set distance below the evaporator; the evaporator is connected with the gas-liquid separator, the gas-liquid separator is respectively connected with the first turbine and a preheater through pipelines, the preheater is respectively connected with the second turbine, the evaporator and the condenser through pipelines, the input of the absorber is respectively connected with the first turbine and the second turbine through pipelines, and the output of the absorber is connected with the condenser through a pipeline; the gas-phase working medium steam separated by the gas-liquid separator enters the first turbine to do work, and the liquid separated by the gas-liquid separator enters the second turbine to do work after passing through the preheater.
2. The thermodynamic cycle system utilizing ocean thermal energy according to claim 1, wherein the working fluid in the pipeline is an ammonia water mixed working fluid.
3. The thermodynamic cycle system utilizing ocean thermal energy as claimed in claim 1, further comprising a first water pump connected to the evaporator, the first water pump being configured to provide thermal energy to the evaporator.
4. The thermodynamic cycle system utilizing ocean thermal energy as claimed in claim 1, further comprising a second water pump connected to the condenser.
5. The thermodynamic cycle system utilizing ocean thermal energy as claimed in claim 1, further comprising a working fluid pump, wherein an input end of the working fluid pump is connected to the condenser, and an output end of the working fluid pump is connected to the preheater.
CN202210066727.4A 2022-01-20 2022-01-20 Thermal circulation system utilizing ocean temperature difference energy Pending CN114562434A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202210066727.4A CN114562434A (en) 2022-01-20 2022-01-20 Thermal circulation system utilizing ocean temperature difference energy
NL2031162A NL2031162B1 (en) 2022-01-20 2022-03-04 Thermodynamic circulation system utilizing ocean temperature-difference energy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210066727.4A CN114562434A (en) 2022-01-20 2022-01-20 Thermal circulation system utilizing ocean temperature difference energy

Publications (1)

Publication Number Publication Date
CN114562434A true CN114562434A (en) 2022-05-31

Family

ID=81711176

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210066727.4A Pending CN114562434A (en) 2022-01-20 2022-01-20 Thermal circulation system utilizing ocean temperature difference energy

Country Status (2)

Country Link
CN (1) CN114562434A (en)
NL (1) NL2031162B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115263699A (en) * 2022-06-22 2022-11-01 广州海洋地质调查局 Working medium circulating type ocean temperature difference energy power generation system
CN115288962A (en) * 2022-07-19 2022-11-04 广州海洋地质调查局 Spiral embedded ocean temperature difference energy power generation system
CN115288963A (en) * 2022-07-19 2022-11-04 广州海洋地质调查局 A fixable built-in ocean thermoelectric power generation network system
CN115342554A (en) * 2022-07-19 2022-11-15 广州海洋地质调查局 Working medium spiral double-circulation type heat exchanger structure, evaporator and condenser

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1673527A (en) * 2005-03-24 2005-09-28 上海交通大学 Ocean temperature difference energy and solar energy reheat circulating electric generating method
CN103410691A (en) * 2013-09-10 2013-11-27 国家海洋局第一海洋研究所 Thermodynamic circulating system for power generation with small temperature difference
CN103452783A (en) * 2013-09-10 2013-12-18 国家海洋局第一海洋研究所 Small-temperature-difference thermal power generation system
CN103775145A (en) * 2014-01-15 2014-05-07 天津大学 Organic Rankine circulating system with double-ejector supercharging device
WO2015058485A1 (en) * 2013-10-25 2015-04-30 林荣炎 Temperature differential power generation method and system
CN110107370A (en) * 2019-04-30 2019-08-09 云南大学 A kind of organic flash distillation-Rankine cycle residual neat recovering system
CN110594112A (en) * 2019-10-23 2019-12-20 北京工业大学 A seawater temperature difference power generation cycle system based on a single-screw expander
CN112459857A (en) * 2020-11-26 2021-03-09 天津大学 Double-pressure organic Rankine cycle power generation system
CN113309678A (en) * 2021-06-20 2021-08-27 山东电力研究院 Two-stage turbine ocean temperature difference energy thermal cycle power generation system and method
CN113775494A (en) * 2021-10-15 2021-12-10 中国船舶重工集团公司第七0四研究所 Ocean thermoelectric generation cold seawater cascade utilization system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1673527A (en) * 2005-03-24 2005-09-28 上海交通大学 Ocean temperature difference energy and solar energy reheat circulating electric generating method
CN103410691A (en) * 2013-09-10 2013-11-27 国家海洋局第一海洋研究所 Thermodynamic circulating system for power generation with small temperature difference
CN103452783A (en) * 2013-09-10 2013-12-18 国家海洋局第一海洋研究所 Small-temperature-difference thermal power generation system
WO2015058485A1 (en) * 2013-10-25 2015-04-30 林荣炎 Temperature differential power generation method and system
CN103775145A (en) * 2014-01-15 2014-05-07 天津大学 Organic Rankine circulating system with double-ejector supercharging device
CN110107370A (en) * 2019-04-30 2019-08-09 云南大学 A kind of organic flash distillation-Rankine cycle residual neat recovering system
CN110594112A (en) * 2019-10-23 2019-12-20 北京工业大学 A seawater temperature difference power generation cycle system based on a single-screw expander
CN112459857A (en) * 2020-11-26 2021-03-09 天津大学 Double-pressure organic Rankine cycle power generation system
CN113309678A (en) * 2021-06-20 2021-08-27 山东电力研究院 Two-stage turbine ocean temperature difference energy thermal cycle power generation system and method
CN113775494A (en) * 2021-10-15 2021-12-10 中国船舶重工集团公司第七0四研究所 Ocean thermoelectric generation cold seawater cascade utilization system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115263699A (en) * 2022-06-22 2022-11-01 广州海洋地质调查局 Working medium circulating type ocean temperature difference energy power generation system
CN115288962A (en) * 2022-07-19 2022-11-04 广州海洋地质调查局 Spiral embedded ocean temperature difference energy power generation system
CN115288963A (en) * 2022-07-19 2022-11-04 广州海洋地质调查局 A fixable built-in ocean thermoelectric power generation network system
CN115342554A (en) * 2022-07-19 2022-11-15 广州海洋地质调查局 Working medium spiral double-circulation type heat exchanger structure, evaporator and condenser
CN115342554B (en) * 2022-07-19 2024-04-30 广州海洋地质调查局 Working medium spiral double-circulation type heat exchanger structure, evaporator and condenser

Also Published As

Publication number Publication date
NL2031162A (en) 2023-08-01
NL2031162B1 (en) 2025-06-03

Similar Documents

Publication Publication Date Title
CN114562434A (en) Thermal circulation system utilizing ocean temperature difference energy
Li et al. A Kalina cycle with ejector
Tuo Thermal‐economic analysis of a transcritical Rankine power cycle with reheat enhancement for a low‐grade heat source
CN103806969B (en) A supercritical CO2 working fluid cycle power generation system
JP6230344B2 (en) Steam turbine plant
CN103016084A (en) LNG (Liquefied Natural Gas) cold energy double-turbine power generation system
CN104895630A (en) Different evaporation temperature based multistage organic Rankine cycle (ORC) power generation system
CN112302892A (en) Method and device for improving sea temperature difference power generation
Li et al. Entransy dissipation/loss-based optimization of two-stage organic Rankine cycle (TSORC) with R245fa for geothermal power generation
CN106194298B (en) A kind of solution-air injecting type ORC system
Yang et al. Coupling effect of evaporation and condensation processes of organic Rankine cycle for geothermal power generation improvement
Zhang et al. An overview of 200 kW solar power plant based on organic Rankine cycle
CN203730205U (en) Two-stage permeation concentration difference working device driven by low-grade heat source
Zeyghami et al. Effect of different binary working fluids on performance of combined flash binary cycle
Özdemir et al. Energy and exergy analysis of an organic Rankine Cycle Using different working Fluids from Waste Heat Recovery
JPH0742844B2 (en) Hot water turbine plant
Park et al. Regenerative OTEC systems using condenser effluents discharged from three nuclear power plants in South Korea
CN103726975B (en) The two-stage infiltration concentration difference acting device and method that low-grade heat source drives
CN103147941A (en) Geothermal energy generating set
CN106247808B (en) Heating-furnace cogeneration system with vertical lower resistance heat pipe
CN106640248B (en) A kind of two-stage Trans-critical cycle Rankine cycle electricity generation system using geothermal energy
Wang et al. Renewable energy from the sea-organic Rankine Cycle using ocean thermal energy conversion
Wang et al. Thermodynamic analysis and comparison study of an Organic Rankine Cycle (ORC) and a Kalina cycle for waste heat recovery of compressor intercooling
Aosaki et al. Model construction of OTEC plant using double-stage Rankine Cycle with time delay by considering separator and working fluid tank
CN205955786U (en) Final stage CO transformationreation system and waste heat recovery device thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination