CN201450462U

CN201450462U - thermoelectric generator

Info

Publication number: CN201450462U
Application number: CN2009200599313U
Authority: CN
Inventors: 杨慧杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-07
Filing date: 2009-07-07
Publication date: 2010-05-05
Anticipated expiration: 2019-07-07

Abstract

The utility model discloses a thermoelectric generator comprising a heat absorption vaporizing chamber, an impeller generating device, a condensation liquefying chamber, a pressure device, a pressure regulating device, a servo control device, a liquid level detecting device and an atomization device. The heat absorption vaporizing chamber, the impeller generating device, the condensation liquefying chamber and the pressure device are sequentially connected to form a circulation circuit, and working medium with low boiling point is injected in the circulation circuit. The liquid level of the condensation liquefying chamber is detected through the liquid level detecting device, the work of the pressure regulating device is automatically controlled by the servo control device according to the liquid level information so as to regulate the working pressure in the circulation circuit and lead the circulation velocity of the working medium to be constant, further leads the flowing velocity through the pneumatic impeller to be constant, thereby achieving the purpose of stable output power of the generator. In addition, the thermoelectric generator utilizes the atomization device to speed up the vaporizing ability and forms the cycle generation even under the condition of low temperature difference so as to broaden the application range of the generator.

Description

Thermal generator

Technical field

The utility model relates to energy power field technology, refers in particular to a kind of thermal generator that has stable power output and generate electricity applicable to the low temperature difference.

Background technology

Thermal generator is a kind of device that utilizes regenerative resource to generate electricity, and its available regenerative resource is present in the Nature and people's daily life, industrial every aspect (under heat after producing such as the radiating part of: solar energy, waste heat, air conditioner or automobile that industrial production gave off or engine exhaust, the face of land, high day and night temperature area and underground temperature difference energy and the polar ice and temperature difference energy on ice or the like).Therefore, along with the development of energy-conserving and environment-protective trend, thermal generator more and more is subject to people's attention.

Though have many kinds of thermal generators at present on the market, yet, these existing thermal generators still have the many shortcomings on himself structure and the serviceability, specifically include: on the one hand, they can only be suitable for the generating under the big temperature difference condition, and can not under low temperature difference condition, generate electricity, there is certain limitation in range of application; On the other hand, they do not have automatic regulatory function, and power output is subjected to environmental change easily and fluctuates, and the generating power output is stable inadequately, and then has influence on its task performance.

The utility model content

In view of this, the utility model is at the disappearance of prior art existence, and its main purpose provides a kind of thermal generator, and it can convert the formed energy of flow of the temperature difference to the electric energy generating, and has stable power output.

Another purpose of the present utility model provides a kind of thermal generator, especially can convert electric energy to hanging down the energy of flow that forms under the temperature difference condition, has range of application more widely.

For achieving the above object, the utility model adopts following technical scheme:

A kind of thermal generator, comprise at least and be connected formed circulation circuit successively with pressue device by heat absorption vaporizer, impeller generating set, condensation liquefaction chamber, be injected with lower boiling working media in the circulation circuit, and, in this condensation liquefaction chamber, be provided with liquid level detecting device, on the pipeline between this pressue device and the heat absorption vaporizer, be connected with the Servocontrol device of regulator and this regulator work of control, this liquid level detecting device is connected in Servocontrol device, and the liquid level information in the required condensation liquefaction chamber of Servocontrol device is provided.

Preferably, the arrival end of described heat absorption vaporizer further is provided with atomising device.

Preferably, described atomising device is an atomizer pump.

Preferably, described regulator is piston type regulator or force (forcing) pump.

Preferably, described pressue device is a force (forcing) pump.

Preferably, described working media is propane, freon or liquefied ammonia.

After the utility model adopts technique scheme, beneficial effect is, it mainly is the liquid level by liquid level detecting device detecting condensation liquefaction chamber, automatically control regulator work by Servocontrol device according to this liquid level information then, to regulate the operating pressure in the circulation circuit, make the circulation rate of working media keep constant, and then the speed that can make the air impeller of flowing through keeps constant, so, break the normal procedure, its power output can unlikelyly be subjected to the variation of external environment and fluctuate, obtain preferable stability, thereby reach the power output that makes generator and keep stable purpose. secondly, it is provided with an atomising device by the arrival end increase in the heat absorption vaporizer, utilizes this atomising device to quicken its vaporization ability and speed, mat and, even can make generator under low temperature difference condition, it still can form circulating generation, increases the range of application of generator.

For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:

Description of drawings

Fig. 1 is the frame structure diagrammatic sketch of first kind of embodiment of the utility model;

Fig. 2 is the frame structure diagrammatic sketch of second kind of embodiment of the utility model;

The accompanying drawing identifier declaration:

10, heat absorption vaporizer

20, impeller generating set

30, condensation liquefaction chamber

40, pressue device

50, regulator

60, Servocontrol device

70, liquid level detecting device

80, atomising device

Embodiment:

Please refer to shown in Figure 1, it is the frame assumption diagram of first embodiment of the utility model, and the generator of present embodiment includes heat absorption vaporizer 10, impeller generating set 20, condensation liquefaction chamber 30, pressue device 40, regulator 50, Servocontrol device 60 and liquid level detecting device 70.

Wherein, be in turn connected to form the circulation circuit of a sealing by this heat absorption vaporizer 10, impeller generating set 20, condensation liquefaction chamber 30 and pressue device 40, in this circulation circuit, be injected with lower boiling working media, this kind working media can adopt propane, freon or liquefied ammonia etc., not to exceed.

The circulation theory that aforementioned circulation circuit is described in detail in detail is as follows: because this heat absorption vaporizer 10 is placed in and is used under the hot environment liquid medium is vaporized, produce gases at high pressure, this condensation liquefaction chamber 30 then is placed in and is used under the relative low temperature environment condensation of steam state medium is split into low-pressure chamber; Therefore, certainly will have certain pressure differential in this absorb heat vaporizer 10 and 30 of condensation liquefaction chambers, this pressure differential can make gases at high pressure in the heat absorption vaporizer 10 automatically towards condensation liquefaction chamber 30 flow at high speed, produces high velocity air.Utilize this high velocity air to send in the impeller generating set 20, the air impeller that can promote in the impeller generating set 20 rotates generating, power output.Yet, for impelling in the hot vaporizer 10 of flow of liquid resorption in the condensation liquefaction chamber 30, to form complete circulation circuit, present embodiment is realized by pressue device 40, this pressue device 40 is connected between the arrival end of the port of export of condensation liquefaction chamber 30 and the vaporizer 10 that absorbs heat, utilize the pressure of pressue device 40 that the liquid medium in the condensation liquefaction chamber 30 is pushed in the heat absorption vaporizer 10, in order to next step vaporization formation circulation.

This regulator 50, the liquid medium that 70 of Servocontrol device 60 and liquid level detecting devices are used for regulating automatically condensation liquefaction chamber 30 enters the speed in the heat absorption vaporizer 10, and then regulate the flow through speed of air impeller in the impeller generating set 20 of the vaporization rate of heat absorption vaporizer 10 and adjustments of gas, finally reach the effect of regulating power output, and can obtain more stable power output. particularly, this regulator 50 is connected on this pressue device 40 and the pipeline of heat absorption between the vaporizer 10. and these Servocontrol device 60 1 ends are connected with regulator 50, the other end of Servocontrol device 60 is connected with liquid level detecting device 70. and this liquid level detecting device 70 is arranged in the condensation liquefaction chamber 30, be used to detect condensation liquefaction chamber 30 liquid level, provide this liquid level information to Servocontrol device 60 then, Servocontrol device 60 is controlled regulator 50 work according to this elevation information, regulate the force value in the pipeline between pressue device 40 and the heat absorption vaporizer 10 accordingly, make its maintenance constant, thereby realize the liquid medium in the condensation liquefaction chamber 30 is entered the regulatory function of heat absorption vaporizer 10 medium velocities.

Need to prove that aforementioned pressue device 40 can be force (forcing) pump, regulator 50 can be for piston type regulator or force (forcing) pump etc., not to exceed.And, aforementioned heat absorption vapourizing unit 10 can be according to need and heat by solar energy heating, industrial exhaust heat heating, automotive residual heat heating or underground heat and to obtain heat and vaporize, the generator of present embodiment also can be placed under high day and night temperature area or the polar ice temperature difference area and carry out power generation operation, has range of application more widely.

Please refer to shown in Figure 2, it is the frame assumption diagram of second embodiment of the utility model, the difference of present embodiment and aforementioned first kind of embodiment is, further be provided with an atomising device 80 between this pressue device 40 and heat absorption vaporizer 10, these atomising device 80 preferred construction are atomizer pumps.Utilize this atomising device 80 liquid medium before the input heat absorption vaporizer 10 can be atomized earlier handle and form mist attitude medium, so, the easier vaporization of mist attitude medium in the input heat absorption vaporizer 10, thereby can quicken its vaporization rate, and then the air velocity of the air impeller that quickens to flow through, play the effect that increases power output and obtain better generating capacity.

Design focal point of the present utility model is, main system is by the liquid level of liquid level detecting device detecting condensation liquefaction chamber, automatically control regulator work by Servocontrol device according to this liquid level information then, to regulate the operating pressure in the circulation circuit, make the circulation rate of working media keep constant, and then the speed that can make the air impeller of flowing through keeps constant, so, break the normal procedure, its power output can unlikelyly be subjected to the variation of external environment and fluctuate, obtain preferable stability, keep stable purpose thereby reach the power output that makes generator.Secondly, it is provided with an atomising device by the arrival end increase in the heat absorption vaporizer, utilizes this atomising device to quicken its vaporization ability and speed, mat and, even can make generator under low temperature difference condition, it still can form circulating generation, increases the range of application of generator.

The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.

Claims

1. thermal generator, it is characterized in that: comprise at least by the heat absorption vaporizer, impeller generating set, the condensation liquefaction chamber is connected formed circulation circuit successively with pressue device, be injected with lower boiling working media in the circulation circuit, and, in this condensation liquefaction chamber, be provided with liquid level detecting device, on the pipeline between this pressue device and the heat absorption vaporizer, be connected with the Servocontrol device of regulator and this regulator work of control, this liquid level detecting device is connected in Servocontrol device, and the liquid level information in the required condensation liquefaction chamber of Servocontrol device is provided.

2. thermal generator according to claim 1 is characterized in that: the arrival end of described heat absorption vaporizer further is provided with atomising device.

3. thermal generator according to claim 2 is characterized in that: described atomising device is an atomizer pump.

4. thermal generator according to claim 1 is characterized in that: described regulator is piston type regulator or force (forcing) pump.

5. thermal generator according to claim 1 is characterized in that: described pressue device is a force (forcing) pump.

6. thermal generator according to claim 1 is characterized in that: described working media is propane, freon or liquefied ammonia.