CN207145155U - A kind of TRT of cold and hot water temperature difference without working medium pump - Google Patents

Abstract

It the utility model is related to technical field of power generation, more particularly to a kind of TRT of the cold and hot water temperature difference without working medium pump, drive device including generator and the driving generator operation, the drive device include cold feed device, hot-water supply device, evaporator, condenser and steam turbine；The utility model conveys heat in evaporator using hot water to lower boiling working fluid, lower boiling working fluid gasification expands against steam turbine rotary motion, so as to pushing generator rotary electrification, the working fluid lower cooling meat condensation of cold water effect within the condenser after expansion, the working fluid for being condensed into liquid flow back to evaporator in the case where making power with pressure and gravity and are reheated.The present apparatus greatly improves Net Energy conversion ratio without working medium pump.The utility model is using extremely wide, and the place coexisted to that can provide hot and cold water is all suitable for, such as seawater, solar water, geothermal energy, the used heat of industrial and mining enterprises.

Description

A kind of TRT of cold and hot water temperature difference without working medium pump

Technical field

The present invention relates to energy technology field, and in particular to a kind of temperature difference electricity generation device.

Background technology

The tellurian energy overwhelming majority comes from the sun, and in today that the energy is increasingly in short supply, new renewable green is clean Net generation technology is increasingly subject to pay attention to.Thermal power generation should burning fuel, and air is polluted.Therefore environmental protection generate electricity into For a kind of new generating trend.

Solar energy thermal-power-generating, also cry focus type solar energy generate electricity, a large amount of speculums in a manner of focusing on by the sun Energy direct light gathers together, and in heat collector or steam generator heating working medium water or fused salt or air ..., produces HTHP Steam, steam driving steam turbine rotation, drive electrical power generators.Enter condenser from the waste vapour of steam turbine discharge, treat waste vapour It is cooled to the steam that working medium is heated into HTHP with working medium pumping at steam generator again after liquid.

Existing ocean temperature differential power technology difference of working medium and flow used in, generally can be divided into open circulation, closes Formula circulates and hybrid circulation, close to it is practical be closed cycle mode.

Closed circulation system is used as workflow using some lower boiling materials such as propane, iso-butane, freon, ammonia etc. Body, evaporation, expansion, condensation are repeated in the closed circuit.Because system uses low boiling working fluid, the pressure of steam obtains To raising.When system works, warm water pump draws up top layer temperature seawater and is sent to evaporator, by the coil pipe in evaporator a part Heat transfer gives lower boiling working fluid, such as ammoniacal liquor, ammoniacal liquor to come to life and become after the enough heats of warm Absorption by Sea Water For ammonia.Ammonia passes through the blade path of steam turbine, expansion work, pushing turbine rotation.The ammonia of steam turbine discharge enters Condenser, it is changed into liquid ammonia again after deep layer Mare Frigoris water cooling that water supply pump is drawn up, with ammonia pump the liquid ammonia in condenser Again evaporator is pressed into, for recycling.

In existing solar energy thermal-power-generating station and power generation with sea water station electricity generation system, there is a big shortcoming：It is lower boiling Working fluid need to be extracted into evaporator after being changed into liquid again after condenser cooling by working medium pump, and working medium pump consumes largely Electric energy, cost of electricity-generating are high.

The factories such as existing steam power plant, steel plant usually produce unnecessary used heat, and many places have many geothermal energies, very The hot water of the solar water heater of more families is superfluous, and these heat energy are seldom utilized, and cause the waste of the energy.

The content of the invention

The technical problem to be solved in the present invention is, for existing solar energy thermal-power-generating device and ocean temperature differential power device During generating, it is necessary to from working medium pump the working fluid for being changed into liquid after condenser cools down again be extracted into evaporator consume it is big This shortcoming of the electric energy of amount, invent a kind of TRT of cold and hot water temperature difference without working medium pump.

To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of hair of cold and hot water temperature difference without working medium pump Electric installation, including generator 5 and the drive device for driving the generating of generator 5, the drive device include hot water supply dress Put 11, cold feed device 12, evaporator 2, the first condenser 31 and the steam turbine 4 being connected with the generator 5；It is described Heat exchange pipe of evaporator 207 is provided with evaporator 2, the heat exchange pipe of evaporator 207 includes the water inlet of hot water through the wall of evaporator 2 208 and hot water discharge outlet 209；The first condenser heat-exchange pipes 315 are provided with first condenser 31, first condenser changes Heat pipe 315 includes the first cold water inlet 316 and the first cold water discharge outlet 317 through the wall of the first condenser 31；The steamer Machine 4 includes steam turbine vapour inlet 41 and steam turbine vapor outlet port 42；Hot-water supply device 11 is connected with water inlet of hot water 208, Cold feed device 12 is connected with the first cold water inlet 316；The evaporator 2 passes through pipeline and steam turbine vapour inlet 41 Connection, first condenser 31 are connected by pipeline and the first condenser working medium entrances switch 319 with steam turbine vapor outlet port 42 Connect；The bottom of first condenser 31 passes through the first condenser working medium floss hole switch 3110 and pipeline higher than the top of evaporator 2 It is connected with evaporator 2.

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include the second condensation Device 32, second condenser 32 is interior to be provided with the second condenser heat-exchange pipes 325, and second condenser heat-exchange pipes 325 include passing through Wear the second cold water inlet 326 and the second cold water discharge outlet 327 of the wall of the second condenser 32；Cold feed device 12 and second cold Water water inlet 326 connects；Second condenser 32 is steamed by pipeline and the second condenser working medium entrances switch 329 with steam turbine The connection of gas outlet 42；The bottom of second condenser 32 switchs higher than the top of evaporator 2, and by the second condenser working medium floss hole 3210 and pipeline be connected with evaporator 2.

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include being connected to steaming Send out the first fluid reservoir 611 of the condenser working medium floss hole of device 2 and first switch 3110 and be connected to the condensation of evaporator 2 and second Second fluid reservoir 621 of device working medium floss hole switch 3210；The top of first fluid reservoir 611 is less than the first condenser 31, bottom Portion is less than the second condenser 32 higher than the top of evaporator 2, the top of the second fluid reservoir 621, and bottom is pushed up higher than evaporator 2 Portion；First fluid reservoir 611 is connected by the first fluid reservoir floss hole switch 612 and pipeline with evaporator 2, the second liquid storage Tank 621 is connected by the second fluid reservoir floss hole switch 622 and pipeline with evaporator 2.

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the hot-water supply device 11 include hot water Switch 111 and heat-exchanger pump 112, cold feed device 12 include the first cold water switch 121, the second cold water switch 122 and water supply pump 123；Heat-exchanger pump 112 and hot-water switch 111 connect, and hot-water switch 111 and water inlet of hot water 208 connect；Water supply pump 123 and first Cold water switch 121 connects, and is also connected with the second cold water switch 122；First cold water switch 121 and the first cold water inlet 316 connect Connect, the second cold water switch 122 is connected with the second cold water inlet 326.

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include being connected to steaming Send out the evaporator sender property outlet switch 213 of device 2 and steam turbine vapour inlet 41.

The beneficial effects of the present invention are compared with prior art, TRT provided by the invention is without stream by the present invention Body working medium pump, there is the characteristics of cost of electricity-generating is low, energy conversion net efficiency is high.Present invention application is extremely wide, to that can provide The place that hot and cold water coexists is all suitable for, such as seawater, solar water, geothermal energy, the used heat ... of industrial and mining enterprises.Required thermal source Except hot water, hot gas can also be used；Required low-temperature receiver can also use cold air except cold water.

Brief description of the drawings：

Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be attached to what is used needed for embodiment Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is evaporation structure schematic diagram；

Fig. 2 is the first condenser structure schematic diagram；

Fig. 3 is the second condenser structure schematic diagram；

Fig. 4 is the structural representation of embodiment 1；

Fig. 5 is the structural representation of embodiment 2；

Fig. 6 is the structural representation of embodiment 3；

Fig. 7 is the structural representation of embodiment 4；

Fig. 8 is the structural representation of embodiment 5.

In figure：11 ﹒ hot-water supply devices, 12 ﹒ cold feed devices, 111 ﹒ hot-water switch, 112 ﹒ heat-exchanger pumps, 121 ﹒ One cold water switch, 122 the second cold water switch of ﹒, 123 ﹒ water supply pumps, 2 ﹒ evaporators, cover on 201 ﹒ evaporators, 202 ﹒ evaporator cylinders Body, 203. evaporator lower covers, 204 ﹒ evaporator working medium communicating pipes, 205 ﹒ evaporator working medium ascending pipes, 206 ﹒ evaporator working medium go out Mouth pipe, 207. heat exchange pipe of evaporator, 208 ﹒ water inlet of hot water, 209 ﹒ hot water discharge outlet, 210 ﹒ evaporator working medium delivery pipes, 211 ﹒ evaporator working medium ascending pipes switch, 212 ﹒ evaporator working medium delivery pipes switch, 213 ﹒ evaporator sender property outlets pipes switch 31 the first condensers of ﹒, 32 the second condensers of ﹒ are covered on 311 the first condensers of ﹒, 312 ﹒ the first condenser cylinders, and 313 ﹒ first are cold Condenser lower cover, 314 ﹒ the first condenser working medium entrances pipes, 315 the first condenser heat-exchange pipes of ﹒, 316 the first cold water inlets of ﹒, 317 ﹒ the first cold water discharge outlet, 318 ﹒ the first condenser working medium delivery pipes, 319 ﹒ the first condenser working medium entrances pipes switch, 3110 ﹒ the first condenser working medium delivery pipes switch, 3111 the first liquid-level switches of ﹒, are covered on 321 the second condensers of ﹒, 322 ﹒ second are cold Condenser cylinder, 323 ﹒ the second condenser lower covers, 324 ﹒ the second condenser working medium entrances pipes, 325 the second condenser heat-exchange pipes of ﹒, 326 the second cold water inlets of ﹒, 327 ﹒ the second cold water discharge outlet, 328 ﹒ the second condenser working medium delivery pipes, 329 the second condensers of ﹒ Working medium entrances pipe switchs, 3210 ﹒ the second condenser working medium delivery pipes switch, 3211 the second liquid-level switches of ﹒, 4 ﹒ steam turbines, 41 ﹒ Steam turbine vapour inlet, 42 ﹒ steam turbine vapor outlet ports, 5 ﹒ generators, 611 the first fluid reservoirs of ﹒, 612 ﹒ the first fluid reservoir floss holes Switch, 621 the second fluid reservoirs of ﹒, 622 the second fluid reservoirs of ﹒ floss holes switch.

Embodiment

In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not For limiting the present invention.

Embodiment 1

Fig. 1 is evaporation structure schematic diagram, and the evaporator 2 includes lid 201 on evaporator, evaporator tube 202 and steamed Device lower cover 203 is sent out, lid 201 is provided with evaporator working medium communicating pipe 204, evaporator working medium ascending pipe 205, steamed on the evaporator Device sender property outlet pipe 206 is sent out, sets heat exchange pipe of evaporator 207 in the evaporator tube 202, the heat exchange pipe of evaporator 207 wraps The water inlet of hot water 208 and hot water discharge outlet 209 through evaporator wall are included, evaporator lower cover 203 discharges provided with evaporator working medium Pipe 210.The effect of evaporator working medium ascending pipe 205 is to act on toward evaporator injection fluid working substance, evaporator sender property outlet pipe 206 Flowed outward by interior from evaporator 2 for fluid working substance, the effect of evaporator working medium delivery pipe 210 is exhaust fluid working medium, steams Hair device heat exchanger tube 207, which acts on, to be the heat energy of hot water passing to fluid working substance, and the water inlet of hot water 208 is less than hot water draining Mouthfuls 209, effect is the hot water full packages higher efficiency positive energy exchange for making heat exchange pipe of evaporator 207, lid 201 and evaporation on evaporator It is connected by screw bolts or welds between device cylinder 202, evaporator lower cover 203 and evaporator tube 202.

Fig. 2 is the structural representation of the first condenser 31, and first condenser 31 includes lid 311 on the first condenser, the One condenser cylinder 312 and the first condenser lower cover 313, lid 311 is provided with the first condenser working medium on first condenser Inlet tube 314, the first condenser heat-exchange pipes 315, first condenser heat-exchange pipes are set in the first condenser cylinder 312 315 include the first cold water inlet 316 and the first cold water discharge outlet 317 through the first condenser wall, the first condenser lower cover 313 are provided with the first condenser working medium delivery pipe 318.First condenser working medium entrances pipe 314 acts on enters for fluid working substance One condenser 31, the effect of the first condenser heat-exchange pipes 315 are the energy that fluid working substance is absorbed by cold water, the first condenser work The effect of matter delivery pipe 318 is cold less than first toward the discharge liquid fluid working substance of evaporator 2, first cold water inlet 316 Water discharge outlet 317, which acts on, is that the cold water full packages higher efficiency for making the first condenser heat-exchange pipes 315 absorbs energy, the first condenser The upper condenser cylinder 312 of lid 311 and first, the first condenser lower cover 313 and the first condenser cylinder 312 be connected by screw bolts or Welding.Liquid-level switch 3111 is set in first condenser 31, liquid-level switch 3111 is located at the first half of the first condenser cylinder 312, if The control of the mesh of first liquid-level switch 3111 is condensed into the fluid working substance storage of liquid.

Fig. 3 is the structural representation of the second condenser 32, and second condenser 32 includes lid 321 on the second condenser, the Two condenser cylinders 322 and the second condenser lower cover 323, lid 321 is provided with the second condenser working medium on second condenser Inlet tube 324, the second condenser heat-exchange pipes 325, second condenser heat-exchange pipes are set in the second condenser cylinder 322 325 include the second cold water inlet 326 and the second cold water discharge outlet 327 through the second condenser wall, the second condenser lower cover 323 are provided with the second condenser working medium delivery pipe 328.Second condenser working medium entrances pipe 324 acts on enters for fluid working substance Two condensers 32, the effect of the second condenser heat-exchange pipes 325 are the energy that fluid working substance is absorbed by cold water, the second condenser work The effect of matter delivery pipe 328 is cold less than second toward the discharge liquid fluid working substance of evaporator 2, second cold water inlet 326 Water discharge outlet 327, which acts on, is that the cold water full packages higher efficiency for making the second condenser heat-exchange pipes 325 absorbs energy, the second condenser The upper condenser cylinder 322 of lid 321 and second, the second condenser lower cover 323 and the second condenser cylinder 322 be connected by screw bolts or Welding.The second liquid-level switch 3211 is set in second condenser 32, the second liquid-level switch 3211 is located on the second condenser cylinder 322 Half portion, if the control of the mesh of the second liquid-level switch 3211 is condensed into the fluid working substance storage of liquid.

Heat-transfer pipe shape of cross section is preferred circular in all embodiments, can also with square square or rectangular or its Its shape, material typically select the metal tube or grapheme tube of good heat conductivity；Geometric layout can be with U-shaped, coil pipe or other.Institute State heat exchange pipe of evaporator and condenser heat-exchange pipes gather in evaporator and condenser, purpose increase heat-transfer pipe heat transfer area, carry High energy conversion rate.In addition, evaporator and condenser first choice cylinder are cylindrical, upper and lower covers hemispherical, material is generally preferably outer Layer inner metallic layer lining high density insulation material such as polyurethane, outer layer ensure heat-transfer pipe and evaporator and condenser tank wall from metal Technologic connection, while strengthen the stability of evaporator and condenser, internal layer lining high density insulation material purpose prevents heat Amount is scattered and disappeared, and improves energy conversion efficiency.

As shown in Fig. 1,2,4, wherein Fig. 4 is the structural representation of embodiment 1, and the present invention includes generator 5 and driving institute The drive device of the generating of generator 5 is stated, the drive device includes hot-water supply device 11, cold feed device 12, evaporator 2nd, the first condenser 31 and the steam turbine 4 being connected with the generator 5；Heat exchange pipe of evaporator is provided with the evaporator 2 207, the heat exchange pipe of evaporator 207 includes the water inlet of hot water 208 and hot water discharge outlet 209 through the wall of evaporator 2；Described The first condenser heat-exchange pipes 315 are provided with one condenser 31, first condenser heat-exchange pipes 315 include running through the first condenser The first cold water inlet 316 and the first cold water discharge outlet 317 of 31 walls；The steam turbine 4 includes the He of steam turbine vapour inlet 41 Steam turbine vapor outlet port 42；Hot-water supply device 11 is connected with water inlet of hot water 208, and cold feed device 12 enters with the first cold water The mouth of a river 316 connects；The evaporator sender property outlet pipe 206 of the evaporator 2 is connected by pipeline with steam turbine vapour inlet 41, First condenser working medium entrances pipe 314 passes through pipeline and the first condenser working medium entrances switch 319 and steam turbine vapor outlet port 42 Connection；The bottom of first condenser 31 passes through the first condenser work higher than the top of evaporator 2, the first condenser working medium delivery pipe 318 Matter floss hole switch 3110 and pipeline are connected with evaporator working medium communicating pipe 204.

As shown in Fig. 1,2,4, evaporator working medium delivery pipe switch 212 is closed before starting shooting for the first time, opens evaporator working medium Ascending pipe switchs the 211, first condenser working medium floss hole switch 3110 and the first condenser working medium entrances switch 319, with true Empty pump is evaporator 2, the vacuum state of the first condenser 3.

The first condenser working medium floss hole switch 3110 is closed, the first condenser working medium entrances switch 319 is opened, liquid Fluid working substance（Fluid working substance is typically chosen lower boiling material such as methane, iso-butane, freon, liquefied ammonia etc.）From evaporator working medium Ascending pipe 205 is added in evaporator 2, to the excessive half chests of liquid level after close evaporator working medium ascending pipe switch 211.

Hot-water switch 111 is opened during start, injects hot water to the heat exchange pipe of evaporator 207 of evaporator 2.Hot water presses A in Fig. 4 Shown in → B, since hot-water switch 111, through water inlet of hot water 208 and heat exchange pipe of evaporator 207 finally by hot water discharge outlet 209 drain.The fluid working substance that hot water is transferred heat in evaporator 2 by heat exchange pipe of evaporator 207, the fluid working substance of liquid is closed Evaporator 2 in temperature constantly rise boiling, a part switchs to gaseous state by liquid, and pressure gradually increases in evaporator 2.Open the One cold water switch 121 switchs, and cold water is as shown in C → D in Fig. 4, since the first cold water switch 121, is exchanged heat through the first condenser Pipe 315 is finally drained by the first cold water discharge outlet 307.

The switch that steam enters steam turbine 4, evaporator 2 are opened when pressure increases to a certain setting numerical value in device 2 to be evaporated Interior gaseous fluid working medium is entered in steam turbine 4 through evaporator sender property outlet pipe 206 and pipeline by steam turbine vapour inlet 41, is pushed away The dynamic impeller of steam turbine 4 rotation, the rotation of the impeller of steam turbine 4 drive the rotary electrification of generator 5；Gaseous state after being done work in steam turbine 4 Fluid working substance enters the first condenser 31 through steam turbine vapor outlet port 42, pipeline and the first condenser working medium entrances switch 319, Under cold water effect, the condensation of gaseous fluid working medium is finally into liquid in the first condenser 31.

Hot-water switch 111 is closed during shutdown；The first condenser working medium entrances switch 319 is closed, opens the first condenser work Matter floss hole switch 3110, evaporator 2 is with the first condenser 31 because the internal pressure quickly that is connected is consistent, under gravity Fluid liquid working medium is flowed in evaporator 2 in first condenser 31, is treated that fluid liquid working medium stream finishes and is closed the first condenser work Matter floss hole switch 3110.Under cold water effect, gaseous fluid working medium partial condensation, treats that drop of pressure arrives in the first condenser 31 Certain-setting numerical value when close the first cold water switch 121 and switch.

Embodiment 2

As shown in Fig. 1-5, wherein Fig. 5 is the structural representation of embodiment 2, is the preferred structure schematic diagram of the present invention, this Invention is also additionally arranged in addition to the function of embodiment 1：

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include the second condensation Device 32, second condenser 32 is interior to be provided with the second condenser heat-exchange pipes 325, and second condenser heat-exchange pipes 325 include passing through Wear the second cold water inlet 326 and the second cold water discharge outlet 327 of the wall of the second condenser 32；Cold feed device 12 and second cold Water water inlet 326 connects；Second condenser working medium entrances pipe 324 by pipeline and the second condenser working medium entrances switch 329 with Steam turbine vapor outlet port 42 connects；Discharged higher than the top of evaporator 2, and by the second condenser working medium the bottom of second condenser 32 Mouth switch 3210 and pipeline and the connection of evaporator working medium communicating pipe 204.

As shown in Fig. 1-5, evaporator working medium delivery pipe switch 212 is closed before starting shooting for the first time, opens evaporator working medium note Enter pipe switch 211, it is cold that the first condenser working medium floss hole switchs the 3110, second condenser working medium floss hole switch 3210, first Condenser working medium entrances switch 319 and the second condenser working medium entrances switch 329, with vavuum pump evaporator 2, the first condenser 3 Vacuum state.The first condenser working medium floss hole switch 3110 and the second condenser working medium floss hole switch 3210 are closed, The first condenser working medium entrances switch 319 and the second condenser working medium entrances switch 329 are opened, fluid liquid working medium（Fluid Working medium is typically chosen lower boiling material such as methane, iso-butane, freon, liquefied ammonia etc.）It is added to from evaporator working medium ascending pipe 205 In evaporator 2, the liquid filled in the condensers of Wang mono- to liquid-level switch is greater than to the excessive half chests fluid liquid working medium volume of liquid level Evaporator working medium ascending pipe switch 211 is closed after state fluid working substance volume.

The second condenser working medium entrances are first closed during start and switch 3110 and of the 329, first condenser working medium floss hole switch Second condenser working medium floss hole switch 3210, open the first condenser working medium entrances switch 319；Hot-water switch 111 is opened, to The heat exchange pipe of evaporator 207 of evaporator 2 injects hot water.Hot water is as shown in A → B in Fig. 5, since hot-water switch 111, through hot water Water inlet 208 and heat exchange pipe of evaporator 207 are finally drained by hot water discharge outlet 209.Hot water is passed by heat exchange pipe of evaporator 207 For heat to fluid working substance in the cylinder of evaporator 2, the fluid working substance of the liquid temperature in closed evaporator 2 constantly rises boiling, A part switchs to gaseous state by liquid, and pressure gradually increases in evaporator 2.Open the first cold water switch 121 to switch, cold water presses Fig. 5 Shown in middle C → D, since the first cold water switch 121, through the first condenser heat-exchange pipes 315 finally by the first cold water discharge outlet 307 Drain.Open the second cold water switch 122 to switch, cold water is as shown in E → F in Fig. 5, since the second cold water switch 122, through second Condenser heat-exchange pipes 325 are finally drained by the second cold water discharge outlet 327.

When pressure increases to a certain setting value in device 2 to be evaporated, the switch that steam enters steam turbine 4 is opened, in evaporator 2 Gaseous fluid working medium entered through evaporator sender property outlet pipe 206 and pipeline by steam turbine vapour inlet 41 in steam turbine 4, promote The impeller of steam turbine 4 rotates, and the rotation of the impeller of steam turbine 4 drives the rotary electrification of generator 5；Gaseous flow after being done work in steam turbine 4 Body working medium enters the first condenser 31 through steam turbine vapor outlet port 42, pipeline and the first condenser working medium entrances switch 319, Under cold water effect, the condensation of gaseous fluid working medium is finally into liquid in the first condenser 31.

When the fluid working substance that liquid is condensed into the first condenser 31 rises to the first 3111 liquid level of liquid-level switch, first open Second condenser working medium entrances switch 329, the first condenser working medium entrances switch 319 is then shut off, then opens the first condenser Working medium floss hole switch 3110, while the second condenser working medium floss hole switch 3210 remains off.

Gaseous fluid working medium after being done work in steam turbine 4 is through steam turbine vapor outlet port 42, pipeline and the second condenser work Matter entry switch 329 enters the second condenser 32, and under cold water effect, the condensation of gaseous fluid working medium is final in the second condenser 32 Into liquid.

Because the first condenser working medium entrances switch 319 is closed, while the first condenser working medium floss hole is opened Close 3110 and be in open mode, the first condenser 31 is with evaporator 2 because the internal pressure quickly that is connected is consistent, in Action of Gravity Field Fluid liquid working medium is flowed in evaporator 2 in lower first condenser 31, is treated that fluid liquid working medium stream finishes and is closed the first condenser Working medium floss hole switch 3110.The gaseous fluid working medium of remaining first condenser 31 continues to condense under cold water effect.Flowing The fluid liquid working medium returned in evaporator 2 is continued towards in steam turbine 4 again by hot water heating finally into gaseous state, promotes steamer The impeller of machine 4 rotates, and the rotation of the impeller of steam turbine 4 constantly drives the rotary electrification of generator 5.

When the fluid working substance that liquid is condensed into the second condenser 32 rises to the second 3211 liquid level of liquid-level switch, first open First condenser working medium entrances switch 319, the second condenser working medium entrances switch 329 is then shut off, then opens the second condenser Working medium floss hole switch 3210, while the first condenser working medium floss hole switch 3110 remains off.

Gaseous fluid working medium after being done work in steam turbine 4 is through steam turbine vapor outlet port 42, pipeline and the first condenser work Matter entry switch 319 enters the first condenser 31, and under cold water effect, the condensation of gaseous fluid working medium is final in the-condenser 31 Into liquid.

Because the second condenser working medium entrances switch 329 is closed, while the second condenser working medium floss hole is opened Close 3210 and be in open mode, the second condenser 32 is with evaporator 2 because the internal pressure quickly that is connected is consistent, in Action of Gravity Field Fluid liquid working medium is flowed in evaporator 2 in lower second condenser 32, is treated that fluid liquid working medium stream finishes and is closed the second condenser Working medium floss hole switch 3210.The gaseous fluid working medium of remaining second condenser 32 continues to condense under cold water effect.Flowing The fluid liquid working medium returned in evaporator 2 is continued towards in steam turbine 4 again by hot water heating finally into gaseous state, promotes steamer The impeller of machine 4 rotates, and the rotation of the impeller of steam turbine 4 constantly drives the rotary electrification ... of generator 5

When the fluid working substance liquid level of liquid in condenser is risen at liquid-level switch, beating for aforementioned four switch is constantly repeated Open and close conjunction acts, and makes fluid working substance constantly circulate in the loop；Fluid liquid working medium is constantly gasificated into gas in evaporator 2 Liquid, the continuous impeller of pushing turbine 4 rotation, the rotation of the impeller of steam turbine 4 constantly drive the rotary electrification of generator 5.

All switches are closed during shutdown.

Embodiment 3

As shown in Fig. 1-6, wherein Fig. 6 is the structural representation of embodiment 3, is the preferred structure schematic diagram of the present invention, this Invention is also additionally arranged in addition to the function of embodiment 2：

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include being connected to steaming Send out the first fluid reservoir 611 of the condenser working medium floss hole of device 2 and first switch 3110 and be connected to the condensation of evaporator 2 and second Second fluid reservoir 621 of device working medium floss hole switch 3210；The top of first fluid reservoir 611 is less than the first condenser 31, bottom Portion is less than the second condenser 32 higher than the top of evaporator 2, the top of the second fluid reservoir 621, and bottom is pushed up higher than evaporator 2 Portion；First fluid reservoir 611 is connected by the first fluid reservoir floss hole switch 612 and pipeline with evaporator 2, the second liquid storage Tank 621 is connected by the second fluid reservoir floss hole switch 622 and pipeline with evaporator 2.

The preferred hemispherical in fluid reservoir both ends, intermediate cylindrical, top are provided with liquid-level switch, and volumetric ratio evaporator is small；Upper end It is connected by working medium entrances with condenser working medium floss hole switch, lower end is opened by working medium floss hole and fluid reservoir working medium floss hole Connection is connect, and fluid reservoir working medium floss hole switch is connected by pipeline with evaporator.

After the fluid working substance into liquid after condenser condenses is full of fluid reservoir, first closed by top level switch control Condenser working medium floss hole switchs, and then opens fluid reservoir working medium floss hole switch, allow liquid fluid working substance with pressure and Evaporator is flowed under Action of Gravity Field.When the fluid working substance of liquid is flowed into evaporator completely, closing fluid reservoir working medium floss hole is opened Guan Hou, condenser working medium floss hole switch is opened, allows condenser to be connected with fluid reservoir, the fluid working substance after condensation into liquid is first deposited It is placed in fluid reservoir, is put into again in evaporator after full.

Set the gaseous fluid working medium for the HTHP that fluid reservoir purpose allows in evaporator minimum in the case of connection Enter condenser condensation, improve energy conversion efficiency.

Embodiment 4

As shown in Fig. 1-7, wherein Fig. 7 is the structural representation of embodiment 4, is the preferred structure schematic diagram of the present invention, this Invention is also additionally arranged in addition to the function of embodiment 3：

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the hot-water supply device 11 include hot water Switch 111 and heat-exchanger pump 112, cold feed device 12 include the first cold water switch 121, the second cold water switch 122 and water supply pump 123；Heat-exchanger pump 112 and hot-water switch 111 connect, and hot-water switch 111 and water inlet of hot water 208 connect；Water supply pump 123 and first Cold water switch 121 connects, and is also connected with the second cold water switch 122；First cold water switch 121 and the first cold water inlet 316 connect Connect, the second cold water switch 122 is connected with the second cold water inlet 326.

It is being hot water using surface seawater, when deep sea water is cold water, heat-exchanger pump 112 is used for taking out surface seawater, water supply pump 123 are used for taking out deep sea water.

Embodiment 5

As shown in Fig. 1-8, wherein Fig. 8 is the structural representation of embodiment 5, is the preferred structure schematic diagram of the present invention, this Invention is also additionally arranged in addition to the function of embodiment 4：

A kind of TRT of above-mentioned cold and hot water temperature difference without working medium pump, the drive device also include being connected to steaming Send out the evaporator sender property outlet switch 213 of device 2 and steam turbine vapour inlet 41.

Set evaporator sender property outlet to switch 213 purposes and close this switch when repairing steam turbine 4, do not allow fluid working substance to enter Enter steam turbine 4.

Term " first ", " second " and " the 3rd " occurred in description of the invention, claims and accompanying drawing etc. is to use In the different object of difference, and it is not intended to describe specific order.

The embodiment of the present invention is described in detail above, embodiment used herein is carried out to the present invention Illustrate, the explanation of above example is only intended to help to understand method and apparatus of the invention；Meanwhile for the one of this area As technical staff, according to the thought of the present invention, there will be changes in specific embodiments and applications, to sum up institute State, this specification content should not be construed as limiting the invention.Anyone can show that other are each under the enlightenment of the present invention The product of kind of form, no matter making any change or improvement on its method and apparatus, it is every have it is identical with the present patent application or Close technical scheme, it all should be provided with protection scope of the present invention.

Claims (5)

1. a kind of TRT of cold and hot water temperature difference without working medium pump, including generator (5) and the driving generator (5) The drive device of generating, it is characterised in that：The drive device includes hot-water supply device（11）, cold feed device（12）、 Evaporator (2), the first condenser（31）And the steam turbine being connected with the generator (5)（4）；Set in the evaporator (2) There is heat exchange pipe of evaporator (207), the heat exchange pipe of evaporator (207) includes the water inlet of hot water (208) through evaporator (2) wall With hot water discharge outlet (209)；First condenser（31）Inside it is provided with the first condenser heat-exchange pipes (315), first condensation Device heat exchanger tube (315) includes running through the first condenser（31）The first cold water inlet (316) and the first cold water discharge outlet of wall (317)；The steam turbine（4）Including steam turbine vapour inlet（41）With steam turbine vapor outlet port（42）；Hot-water supply device （11）It is connected with water inlet of hot water (208), cold feed device（12）It is connected with the first cold water inlet (316)；The evaporation Device (2) passes through pipeline and steam turbine vapour inlet（41）Connection, first condenser（31）Pass through pipeline and the first condenser Working medium entrances switch（319）With steam turbine vapor outlet port（42）Connection；First condenser（31）Pushed up higher than evaporator (2) bottom Portion, and switched by the first condenser working medium floss hole（3110）With pipeline and evaporator（2）Connection.

A kind of 2. TRT of cold and hot water temperature difference without working medium pump according to claim 1, it is characterised in that：It is described Drive device also includes the second condenser（32）, second condenser（32）Inside it is provided with the second condenser heat-exchange pipes (325), institute Stating the second condenser heat-exchange pipes (325) includes running through the second condenser（32）The second cold water inlet (326) of wall and second cold Water discharge outlet (327)；Cold feed device（12）It is connected with the second cold water inlet (326)；Second condenser（32）It is logical Piping and the second condenser working medium entrances switch（329）With steam turbine vapor outlet port（42）Connection；Second condenser（32）Bottom Portion passes through the second condenser working medium floss hole and switched higher than evaporator (2) top（3210）With pipeline and evaporator（2）Even Connect.

A kind of 3. TRT of cold and hot water temperature difference without working medium pump according to claim 2, it is characterised in that：It is described Drive device also includes being connected to evaporator (2) and the first condenser working medium floss hole switch（3110）The first fluid reservoir （611）Switched with evaporator (2) is connected to the second condenser working medium floss hole（3210）The second fluid reservoir（621）；It is described First fluid reservoir（611）Top is less than the first condenser（31）, bottom is higher than evaporator (2) top, second fluid reservoir （621）Top is less than the second condenser（32）, bottom is higher than at the top of evaporator (2)；First fluid reservoir（611）Pass through One fluid reservoir floss hole switchs（612）It is connected with pipeline with evaporator (2), the second fluid reservoir（621）Arranged by the second fluid reservoir Put mouth switch（622）It is connected with pipeline with evaporator (2).

A kind of 4. TRT of cold and hot water temperature difference without working medium pump according to claim 3, it is characterised in that：It is described Hot-water supply device（11）Including hot-water switch（111）And heat-exchanger pump（112）, cold feed device（12）Opened including the first cold water Close（121）, the second cold water switch（122）And water supply pump（123）；Heat-exchanger pump（112）And hot-water switch（111）Connection, hot water are opened Close（111）Connected with water inlet of hot water (208)；Water supply pump（123）With the first cold water switch（121）Connection, also with the second cold water Switch（122）Connection；First cold water switch（121）Connected with the first cold water inlet (316), the second cold water switch（122）With Second cold water inlet (326) connects.

5. according to a kind of TRT of any described cold and hot water temperature difference without working medium pump of claim 1-4, its feature exists In：The drive device also includes being connected to evaporator (2) and steam turbine vapour inlet（41）Evaporator sender property outlet switch （213）.