WO2022160366A1

WO2022160366A1 - Star circulation system for ocean thermal energy conversion apparatus

Info

Publication number: WO2022160366A1
Application number: PCT/CN2021/075217
Authority: WO
Inventors: 房盼盼
Original assignee: 房盼盼
Priority date: 2021-02-01
Filing date: 2021-02-04
Publication date: 2022-08-04
Also published as: AU2021423034A1; CN112922687A; CN112922687B

Abstract

A star circulation system for an ocean thermal energy conversion apparatus, comprising an IDC server (1), a generator (5), a turbine (4), an evaporator (3), a heat pump (2), and a condensation device (6). One end of the IDC server (1) is provided with a first water inlet pipe (7); waste heat generated by the turbine (4) and the generator (5) is subjected to secondary heating by means of the heat pump (2) by providing a second ventilation pipe (13) and a third ventilation pipe (12), and water is heated to about 145°C, such that steam in the evaporator (3) can directly push the turbine (4) to do work to achieve heating of the generator (5), and use of other working media is omitted; a fourth ventilation pipe (11) and condensation device (6) are provided, and a height difference exists between the turbine (4) and the condensation device (6), such that distilled water vapor is in a gaseous state and is conveyed into the condensation device (6) by means of the fourth ventilation pipe (11), and cold and heat exchange is performed by virtue of an air cooling mode of the condensation device (6) to generate water vapor liquefaction; and a sea salt conveyor (14) is added, such that the sea salt distilled by the evaporator (3) is conveyed.

Description

A constellation circulation system for seawater thermoelectric power generation device

technical field

The invention relates to the technical field of seawater thermoelectric power generation and the technical field of seawater desalination, in particular to a constellation circulation system for a seawater thermoelectric power generation device.

Background technique

Hybrid cycle, Uehara cycle, Karina cycle, Rankine cycle, etc. in ocean thermoelectric devices now all have the problem of high energy consumption in the world. Its energy consumption is almost the same as its own production capacity or even higher than its output, which is also the reason why even the power generation device with zero energy consumption has not been widely promoted and applied in the past 140 years, but has been kept in storage. in the laboratory;

The existing ocean thermoelectric device needs to consume a lot of power to extract the warm seawater on the surface and the cold seawater 1000 meters below the water, which wastes a lot of power resources, and the traditional seawater thermoelectric power generation cannot effectively carry out the distillation of water vapor. transport, resulting in a lot of waste of resources.

technical solutions

The purpose of the present invention is to provide a constellation circulation system for a seawater thermoelectric power generation device, so as to solve the problems raised in the above background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a kind of Xingzhong circulation system for seawater thermoelectric power generation device, including IDC server, generator, turbine, evaporator, heat pump and condensation equipment, wherein, the IDC One of the servers is provided with a No. 1 water inlet pipe, and the other end of the IDC server is provided with a No. 1 water pipe, and the IDC server and the heat pump are connected through the No. 1 water pipe; the end of the heat pump away from the No. 1 water pipe is provided with a No. 1 water pipe. No. 2 water pipe, and the heat pump and the evaporator are communicated through the No. 2 water pipe; one end of the evaporator is provided with a No. 1 vent pipe, and the other end of the No. 1 vent pipe is provided with a turbine, so A generator is installed on one side of the turbine; a No. 2 ventilation pipe is arranged between the heat pump and the turbine, and one end of the generator is provided with a No. 3 ventilation pipe, and the No. 3 ventilation pipe is connected with the second ventilation pipe. No. 4 ventilation pipe is connected; one side of the turbine is provided with a No. 4 ventilation pipe, and one end of the No. 4 ventilation pipe is connected with a condensing device for condensing water vapor.

Preferably, valves are provided on the outside of the No. 1 water inlet pipe.

Preferably, the IDC server is located 50 to 60 meters below the sea level, so that the seawater in the IDC server automatically enters into the condensation pipe of the IDC server under the action of pressure.

Preferably, the turbine, generator and evaporator are all located twenty meters below sea level.

Preferably, the condensing device is located on land, and the condensing device performs steam condensation by means of air cooling.

Preferably, the steam in the evaporator is naturally transported in a gaseous manner through a turbine to a condensing device on land for fresh water extraction.

Preferably, a sea salt conveyor is provided at the bottom of the evaporator, and one end of the sea salt conveyor extends to the land.

beneficial effect

Compared with the prior art, the beneficial effects of the present invention are as follows: the structure of the present invention is simple, the water pressure of the sea water is used to replace the two water pumps of cold and hot sea water, and the energy consumption of the device is reduced by 90%. It is realized that the server cooling pipe makes full use of the waste heat of the IDC and the seawater is heated in advance to about 70 degrees. By adding a turbine, a heat pump and an evaporator, the seawater heated by the IDC server is realized in the heat pump. It is heated, and then enters the evaporator for evaporation, which generates thermal steam to push the turbine to do work, and the turbine works to realize the power generation of the generator; by setting the second and third ventilation pipes, the turbine and power generation are connected. The waste heat generated by the turbine is reheated by the heat pump, and the water is heated to about 145 degrees, so that the steam in the evaporator can directly push the turbine to do work to realize the generator heating, eliminating the use of other working fluids; by setting the No. 4 pass There is a height difference between the gas pipe and the condensing equipment, the turbine and the condensing equipment, so that the distilled water vapor is in a gaseous state, and the steam is transported to the condensing equipment through the No. By means of cold and heat exchange to produce water vapor liquefaction; by adding sea salt conveyor, the transportation of sea salt distilled from the evaporator is realized.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the present invention;

Fig. 2 is a partial component distribution diagram of the present invention;

In the picture: 1-IDC server, 2-heat pump, 3-evaporator, 4-turbine, 5-generator, 6-condensing equipment, 7-no.1 water inlet pipe, 8-no.1 water pipe, 9-two No. water pipe, No. 10-No. 1 ventilation pipe, 11-No.4 ventilation pipe, 12-No.3 ventilation pipe, 13-No.2 ventilation pipe, 14-Sea salt conveyor.

Embodiments of the present invention

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, but 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.

Please refer to the accompanying drawings in the description, the present invention provides a technical solution: a constellation circulation system for a seawater thermoelectric power generation device, comprising an IDC server 1, a generator 5, a turbine 4, an evaporator 3, a heat pump 2 and a condenser Equipment 6, wherein, one of the IDC servers 1 is provided with a No. 1 water inlet pipe 7, and the seawater under pressure enters the condensation pipe in the IDC server 1 through the No. When the temperature rises, the other end of the IDC server 1 is provided with a No. 1 water pipe 8, the IDC server 1 and the heat pump 2 are communicated through a No. The No. 1 water pipe 8 enters the heat pump 2; the end of the heat pump 2 away from the No. 1 water pipe 8 is provided with a No. 2 water pipe 9, and the heat pump 2 and the evaporator 3 are communicated through the No. 2 water pipe 9, The seawater heated by the heat pump 2 enters the evaporator 3 for evaporation to generate gas and salt; one end of the evaporator 3 is provided with a No. 1 ventilation pipe 10, and the other end of the No. 1 ventilation pipe 10 is provided with a transparent pipe. The gas in the evaporator of the turbine 4 enters the turbine 4 through the No. 1 ventilation 10. The turbine 4 performs work, and a generator 5 is installed on one side of the turbine 4, and the turbine 4 performs work to achieve power generation. The heat pump 2 and the turbine 4 are provided with a No. 2 vent pipe 13 to communicate with each other, and one end of the generator 5 is provided with a No. 3 vent pipe 12, and the No. 3 vent pipe 12 is connected with the No. 2 vent pipe. Connecting 13, the waste heat generated by the generator 5 and the turbine 4 during operation enters the heat pump 2 through the No. 2 ventilation pipe 13 and the No. 3 ventilation pipe 12 to directly heat the heat pump 2 twice, so that the water temperature in the heat pump 2 reaches 145 It avoids the problem of using working medium for heating in the prior art, which leads to energy waste; one side of the turbine 4 is provided with a No. 4 ventilation pipe 11, and one end of the No. 4 ventilation pipe 11 is connected to Condensing device 6 for condensing water vapor.

Further, valves are provided on the outside of the No. 1 water inlet pipe 7 .

Further, the IDC server 1 is located 50 to 60 meters below the sea level, so that the seawater in the IDC server 1 automatically enters the condensation pipe of the IDC server 1 by the action of pressure; it is convenient for the IDC server 1 to fully utilize its waste heat To generate electricity, waste heat is not discharged into the ocean, thereby reducing hot air pollution, reducing carbon emissions, reducing energy consumption of the IDC server 1, and saving land space.

Further, the turbine 4, the generator 5 and the evaporator 3 are all located at a position 20 meters below the sea level, which improves the work efficiency. The No. 2 condenser 20 is located on land, which is convenient for collecting fresh water. The delivery of desalination in the form of gasification will greatly reduce the cost of seawater desalination and solve the current situation of lack of freshwater resources in the country.

Further, the condensing device 6 is located on land, and the condensing device 6 condenses the steam by means of air cooling.

Further, the steam in the evaporator 3 is naturally transported to the condensing equipment 6 on land in a gaseous manner through the turbine 4 for fresh water extraction.

Further, the bottom of the evaporator 3 is provided with a sea salt conveyor 14, and one end of the sea salt conveyor 14 extends to the land, so that the sea salt conveyor 14 can transport the distilled sea salt.

When in use, the seawater enters the condensation pipe inside the IDC server 1 through the No. 1 water inlet pipe 7, and the seawater cools the IDC server 1. At the same time, the seawater temperature rises to about 75 degrees. The seawater heated by the IDC server 1 Due to the pressure, after the seawater is heated, it will naturally enter into the heat pump 2, and it will be heated again in the heat pump 2. The waste heat generated by the turbine 4 and the generator 5 enters through the second ventilation pipe 13 and the third ventilation pipe 12 respectively. In the heat pump 2, the seawater in the heat pump 2 is heated to about 145 degrees, and the seawater heated by the heat pump 2 enters the evaporator 3 through the No. 2 water passage 9 for evaporation, and produces water vapor and salt. In the turbine 4, the turbine 4 drives the generator 5 to generate electricity; the turbine 4 and the condensing equipment 6 on the shore form a height difference, and the heated water vapor will rise from the sea level to the No. 4 ventilation pipe 11. The condensing device 6 is condensed, the water vapor is condensed into fresh water, and the distilled sea salt crystals are transported to the land through the sea salt conveyor 21 .

The present invention has a simple structure, uses the seawater pressure to replace two cold and hot seawater water pumps, and reduces the energy consumption of the device by 90%. The temperature is raised to about 70 degrees in advance. By adding a turbine 4, a heat pump 2 and an evaporator 3, the seawater heated by the IDC server 1 is heated through the heat pump 2, and then enters the evaporator 3. Evaporation inside generates heat energy steam to push the turbine 4 to do work, and the turbine 4 works to realize the power generation of the generator 5; 5. The waste heat generated is reheated by the heat pump 2, and the water is heated to about 145 degrees, so that the steam in the evaporator 3 can directly push the turbine 4 to do work to realize the generator 5 to generate heat, eliminating the use of other working fluids; No. 4 ventilation pipe 11 and condensing equipment 6 are provided, there is a height difference between the turbine 4 and the condensing equipment 6, so that the distilled water vapor is in a gaseous state, and the steam is transported to the condensing equipment through the No. 4 ventilation pipe 11 6, the air-cooled cooling and heat exchange of the condensing equipment 6 is realized to generate water vapor liquefaction; by adding the sea salt conveyor 14, the transportation of the distilled sea salt from the evaporator is realized.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top" ", "inside", "front", "center", "both ends", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present invention and simplifying the description, and It is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In addition, the terms "first", "second", "third", "fourth" are only used for descriptive purposes and should not be understood as indicating or implying relative importance or implying the number of technical features indicated, Thus, features defined as "first", "second", "third", "fourth" may expressly or implicitly include at least one of such features.

In the present invention, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" and other terms should be understood in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection or an integrated body; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two elements or the interaction between the two elements. Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims

An Xingzhong circulation system for a seawater thermoelectric power generation device, comprising an IDC server (1), a generator (5), a turbine (4), an evaporator (3), a heat pump (2) and a condensing device (6) , is characterized in that: one of the IDC server (1) is provided with a No. water inlet pipe (7), the other end of the IDC server (1) is provided with a No. water pipe (8), and the IDC server (1) It communicates with the heat pump (2) through the No. 1 water pipe (8); the end of the heat pump (2) away from the No. 1 water pipe (8) is provided with a No. 2 water pipe (9), and the heat pump (2) It is communicated with the evaporator (3) through a No. 2 water pipe (9); one end of the evaporator (3) is provided with a No. 1 ventilation pipe (10), and the other end of the No. 1 ventilation pipe (10) is provided with There is a turbine (4), and a generator (5) is installed on one side of the turbine (4); a No. 2 ventilation pipe (13) is arranged between the heat pump (2) and the turbine (4). ) is connected, one end of the generator (5) is provided with a No. 3 vent pipe (12), and the No. 3 vent pipe (12) is communicated with a No. 2 vent pipe (13); the turbine (4) One side is provided with a No. 4 vent pipe (11), and one end of the No. 4 vent pipe (11) is connected with a condensing device (6) for condensing water vapor.
The Xingzhong circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: the outer side of the No. 1 water inlet pipe (7) is provided with a valve.
A constellation circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: the IDC server (1) is located at a position fifty to sixty meters below the sea level, so that the IDC server (1) ), the seawater automatically enters into the condensation pipe of the IDC server (1) by the action of pressure.
A constellation circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: the turbine (4), the generator (5) and the evaporator (3) are all located below sea level Twenty meters away.
The Xingzhong circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: the condensation equipment (6) is located on land, and the condensation equipment (6) is cooled by air. Steam condenses.
A constellation circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: the steam in the evaporator (3) is naturally transported to the land through a turbine (4) in a gaseous manner Fresh water extraction is carried out in the condensing equipment (6).
A star circulation system for a seawater thermoelectric power generation device according to claim 1, characterized in that: a sea salt conveyor (14) is provided at the bottom of the evaporator (3), and the sea salt conveyor (14) ) extends to land at one end.