CN108662571A - A kind of steam generator of multi parameter intallingent control - Google Patents

A kind of steam generator of multi parameter intallingent control Download PDF

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Publication number
CN108662571A
CN108662571A CN201810290112.3A CN201810290112A CN108662571A CN 108662571 A CN108662571 A CN 108662571A CN 201810290112 A CN201810290112 A CN 201810290112A CN 108662571 A CN108662571 A CN 108662571A
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China
Prior art keywords
gas
valve
temperature
temperature sensor
gas chamber
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CN201810290112.3A
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CN108662571B (en
Inventor
胡全君
郭春生
李言伟
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Yancheng Xinhui Town Construction Development Co.,Ltd.
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Qingdao Jinyu Trading Co Ltd
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Priority to CN201810290112.3A priority Critical patent/CN108662571B/en
Publication of CN108662571A publication Critical patent/CN108662571A/en
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Publication of CN108662571B publication Critical patent/CN108662571B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00Methods of steam generation characterised by form of heating method
    • F22B1/28Methods of steam generation characterised by form of heating method in boilers heated electrically
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B35/00Control systems for steam boilers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D15/00Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • F28D15/02Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Energy (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

The present invention provides a kind of loop circuit heat pipe steam generators, the steam generator includes shell, fluid inlet, steam (vapor) outlet, gas inlet channel, Gas outlet channels, loop circuit heat pipe and gas chamber, first valve is set on the gas inlet channel, flow sensor is arranged in the steam (vapor) outlet, for the steam flow of cooling water of units of measurement time output, the flow sensor is connect with controller data;Second temperature sensor, the temperature for detecting water in evaporator, the second temperature sensor and central controller data connection are set in the shell;The opening and closing for the first valve of temperature automatic control and the second valve that the central controller is detected according to the first temperature sensor and second temperature sensor and electric heater are heated.The present invention is carried through the temperature of detection come the opening and closing of control valve, may be implemented to evaporator from main heat exchange.

Description

A kind of steam generator of multi parameter intallingent control
Technical field
The present invention relates to a kind of heat pipe loop circuit heat pipe steam generators.
Background technology
Hot pipe technique is George Ge Luofo of U.S. Los Alamos (Los Alamos) National Laboratory in 1963 One kind of (George Grover) invention is known as the heat transfer element of " heat pipe ", it takes full advantage of heat-conduction principle and is situated between with phase transformation The heat of thermal objects is transmitted to outside heat source rapidly by the quick thermal transport property of matter through heat pipe, and the capacity of heat transmission is more than to appoint The capacity of heat transmission of what known metal.
The industries such as aerospace, military project were widely used in before hot pipe technique, since being introduced into radiator manufacturing so that People change the mentality of designing of traditional heat sinks, have broken away from and simple have obtained the list of more preferable heat dissipation effect by high air quantity motor One radiating mode opens heat dissipation industry new world using hot pipe technique so that radiator obtains satisfied heat transfer effect.At present Heat pipe is widely used in various heat transmission equipments, including the UTILIZATION OF VESIDUAL HEAT IN etc. of nuclear power field, such as nuclear power.
In the prior art, heat pipe is typically all the cycle of heat pipe to be realized by gravity, but such heat pipe is only suitable for lower part The case where heat absorption top heat release, goes not being applicable in for the heat absorption lower part heat release of opposite top.Therefore it is directed to such situation, in this hair In the pervious invention of person of good sense's energy, present inventor has performed improvement, antigravity heat pipe is invented and antigravity heat pipe is applied to steam In vapour generator.But steam generator intelligence degree is not high, cannot achieve intelligent control, it is therefore desirable to design a kind of basis Carry out the steam generator of intelligentized control method.
Invention content
The present invention provides a kind of new loop circuit heat pipe steam generator, the performance using antigravity heat pipe and its expansion Intelligent functions, to solve the technical issues of front occurs.
To achieve the goals above, technical scheme is as follows:
A kind of loop circuit heat pipe steam generator, the steam generator include shell, fluid inlet, steam (vapor) outlet, gas feed Channel, Gas outlet channels, loop circuit heat pipe and gas chamber, fluid inlet, steam (vapor) outlet are separately positioned on shell, the heat Pipe includes evaporation ends and condensation end, and the evaporation ends are located at condensation end top, and the condensation end, which leads in the pipelines of evaporation ends, to be set Capillary wick is set, the condensation end is arranged on the outer wall of gas chamber;In the housing, the loop is warm for gas chamber's setting Pipe is antigravity heat pipe, and the outlet of gas inlet channel, the entrance of Gas outlet channels are connected to gas chamber, the gas from Gas inlet channel exchanges heat during being introduced into gas chamber with evaporation ends, and condensation end is by heat transfer to the stream in shell Body.Electric heater is set in the shell.
Preferably, the first valve is arranged on the gas inlet channel, for controlling the gas into steam generator Flow, first valve and central controller data connection, the system also set up the by-pass line being connect with intake channel, The link position of the by-pass line and intake channel is located at the upstream of the first valve, and the second valve is arranged on the by-pass line Door, second valve and central controller data connection,
First temperature sensor is set on the gas inlet channel, and first temperature sensor is used to measure the temperature of gas Degree, first temperature sensor are arranged in the upstream of the first valve;First temperature sensor carries out data with central controller Connection, the shell is interior to be arranged second temperature sensor, the temperature for detecting water in evaporator, the second temperature sensor With central controller data connection;The temperature that the central controller is detected according to the first temperature sensor and second temperature sensor Degree automatically controls the opening and closing of the first valve and the second valve and electric heater is heated.
Preferably, if the temperature of the first temperature sensor detection is less than the temperature of second temperature sensor detection, The first valve of central controller controls is closed, and the second valve is opened, while being controlled electric heater and being heated.
Preferably, if the temperature of the first temperature sensor detection is higher than the temperature of second temperature sensor detection, The first valve of central controller controls is opened, and the second valve is closed, and is simultaneously stopped electric heater and is heated.
Preferably, the condensation end is wound around the ring pipe of gas chamber's outer wall.
Preferably, some or all settings of the capillary wick are in evaporation ends.
Preferably, the inlet tube of gas inlet channel connection gas chamber, Gas outlet channels are arranged in gas chamber Inlet tube in, and from the inlet tube side of gas chamber stretch out.
Preferably, the evaporation ends include tedge, capillary wick is arranged at least part of the tedge, to real The effect of existing antigravity heat pipe;The centrally disposed condensation end of capillary wick flows to the pipeline of evaporation ends, and the outside wall surface of evaporation ends, which is surround, to be set Set longitudinal vertical fin;Air outlet passage be arranged between adjacent two vertical fins and with two adjacent vertical fins Contact;The down-comer of heat pipe be arranged between adjacent two vertical fins and with two adjacent vertical fin contacts;It is described At least part of ascent stage and descending branch is arranged in air inlet passageway.
Preferably, the fluid inlet is located at the downside of shell, steam (vapor) outlet is located at the upside of shell.
Preferably, an inlet tube part for gas chamber extends in shell, the gas chamber being located in shell is transversal Area tapers into downwards along short transverse.
Preferably, the bottom of gas chamber is planar structure.
Preferably, the multiple gas chamber of setting, the gas inlet channel of the multiple gas chamber are in the shell Parallel-connection structure.
Preferably, the inlet tube in gas chamber is arranged in evaporation ends, at least part of evaporation ends is filled with capillary wick, The centrally disposed condensation end of capillary wick flows to the pipeline of evaporation ends, and the outside wall surface of evaporation ends is around the longitudinal vertical fin of setting.
Preferably, Gas outlet channels be arranged between adjacent two vertical fins and with two adjacent vertical wings Piece contacts.
Preferably, evaporation ends flow direction condensation end pipeline be arranged between adjacent two vertical fins and with it is adjacent Two vertical fin contacts.
The pipeline is multiple, and the Gas outlet channels are multiple, the quantity phase of the pipeline and Gas outlet channels Deng.
Further preferably, the pipeline is arranged between adjacent Gas outlet channels, and the Gas outlet channels 4 exist Adjacent evaporation ends flow between condensation end pipeline 9.
Further preferably, the evaporation ends flow to 9 center of condensation end pipeline and adjacent 4 centre distance of Gas outlet channels It is identical;It is identical that 4 center of the Gas outlet channels with adjacent gas evaporation end flows to 9 centre distance of condensation end pipeline.
Preferably, the radius of Gas outlet channels 4 is R, the radius that evaporation ends flow to condensation end pipeline 9 is r, adjacent wing Angle between piece is A, is met claimed below:
Sin(A)=a*(r/R)-b*(r/R)2-c;
A, b, c are parameters,
Wherein 1.23<a<1.24,0.225<b<0.235,0.0185<c<0.0195;
14°<A<30°;
0.24< r/R<0.5;
Further preferably, 0.26< r/R<0.38.
Compared with prior art, the present invention has the advantage that:
1)The present invention, come the opening and closing of control valve, may be implemented to evaporator from main heat exchange by the temperature by detection.Cause To research and develop and being found in experimentation, it may appear that the temperature of high-temperature gas is less than the temperature of fluid in evaporator, such situation Under carry out again heat exchange be impossible, the heat that may result in evaporator instead is pulled away, thus at this time need carry out electricity plus Hot device carries out heating heat exchange, to meet job requirement.Therefore by the opening and closing according to the temperature intelligent control valve of detection, to The heat exchange of intelligent control evaporator.
2)The present invention proposes a kind of steam generator of Novel structure, is exchanged heat using antigravity heat pipe, by gas In heat transfer to the low-temperature receiver in steam generator, improve Btu utilization.
3)The present invention is wrapped in gas chamber's outer wall and the area of gas chamber by the condensation end of antigravity heat pipe Expand, increases heat exchange area, improve heat transfer effect.
4)Improvement and design of the present invention to the structure of loop circuit heat pipe evaporation ends, further increase the coefficient of heat transfer.
5)The present invention flows to Gas outlet channels, the evaporation ends of loop circuit heat pipe by a large amount of numerical simulation and experiment Angle between condensation end pipeline 9 and adjacent fins is optimized, and further increases heat exchange efficiency.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is that regarding for gas chamber's one embodiment of the present invention is intended to.
Fig. 3 is another embodiment sectional view of gas chamber of the present invention.
Fig. 4 is the sectional view of A-A in Fig. 3.
Fig. 5 is the structural schematic diagram of the heat pipe of the present invention.
Fig. 6 is that multiple evaporation ends of the present invention flow to condensation end pipeline(Descending branch)Structural schematic diagram.
Fig. 7 is the pipeline jointing construction schematic diagram of present invention setting capillary wick position.
Fig. 8 is intelligent control structural schematic diagram of the present invention.
Reference numeral is as follows:1 shell, 2 fluid inlets, 3 steam (vapor) outlets, 4 Gas outlet channels, 5 gas inlet channels, 6 Loop circuit heat pipe evaporation ends, 7 gas chamber, 8 loop circuit heat pipe condensation ends, 9 evaporation ends flow to condensation end pipeline(Descending branch), 10 condensations End flows to evaporation ends pipeline, 11 gas chamber's inlet tubes, 12 fins, 13 capillary wicks, 14 electric heaters, 15 first valves, 16 temperature Spend sensor, 17 second valves, 18 central controllers.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings.
Herein, if without specified otherwise, it is related to formula, "/" indicates that division, "×", " * " indicate multiplication.
The specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings.
A kind of anti-gravity loop circuit heat pipe, as shown in figure 5, the heat pipe includes evaporation ends 6 and condensation end 8, the evaporation ends 6 Positioned at 8 top of condensation end, 6 part setting of the evaporation ends in the fluid ascent stage, the fluid ascent stage evaporation ends at least Part setting capillary wick 13, as shown in Figure 7.
Preferably, evaporation ends, which include evaporation ends, flows to condensation end pipeline(Descending branch)9, ascent stage two parts.Wherein make To be preferred, setting condensation end flows to evaporation ends pipeline 10 in the ascent stage.
As shown in Figure 1, a kind of loop circuit heat pipe steam generator, the steam generator includes shell 1, fluid inlet 2, steams Vapor outlet 3, gas inlet channel 5, Gas outlet channels 4, loop circuit heat pipe and gas chamber 7, fluid inlet 2, steam (vapor) outlet 3 divide It is not arranged on shell 1, the heat pipe includes evaporation ends 6 and condensation end 8, and the evaporation ends 6 are located at 8 top of condensation end, described Condensation end 8, which leads to, is arranged capillary wick 13 in the pipelines of evaporation ends 6, the condensation end 8 is arranged on the outer wall of gas chamber 7;Institute State the setting of gas chamber 7 within the case 1, the loop circuit heat pipe is antigravity heat pipe as described in Figure 5, and gas inlet channel goes out Mouthfuls 5, the entrance of Gas outlet channels 4 is connected to gas chamber 7, and the gas is introduced into gas chamber 7 from gas inlet channel 5 During exchange heat with evaporation ends 6, condensation end 8 is by heat transfer to the fluid in shell 1.
The present invention provides a kind of steam generators of the loop circuit heat pipe of Novel structure, are used as height by the way that loop circuit heat pipe is arranged Heat transfer tool is imitated, principle is simple, compact-sized, significantly improves cooling efficiency.
Preferably, the electric heater that setting auxiliary heats in the shell 1.When shortage of heat, pass through electricity Heater supplementary heating.
Further there is choosing, the electric heater is symmetrical along the central axis of shell 1, as shown in Figure 1.
Preferably, electric heater setting is multiple, closer to gas chamber 7, the heating power of electric heater 14 is increasingly It is low.Further there is choosing, closer to gas chamber 7, the amplitude that the heating power of electric heater 14 is lower is increasing.Mainly because For closer to gas chamber 7, temperature is higher, is changed by the way that electrical heating power is arranged, the homogeneous heating of whole water may be implemented.
Preferably, liquid is arranged in the shell 1.The evaporator is a kind of evaporation of drug fumigation in treating function Device.
Preferably, the steam generated is directly gone out from steam (vapor) outlet 3.
Alternatively, the evaporator further includes liquid evaporation tank, and the liquid evaporation tank passes through pipeline and shell Body 1 is connected to, and atomizer is arranged in the liquid evaporation tank, and steam (vapor) outlet is arranged in the liquid evaporation tank.
Preferably, the first valve 15 is arranged on the gas inlet channel 5, for controlling the gas stream into evaporator Amount, first valve 15 are connect with central controller eighteen data.Temperature sensor 16 is set on the gas inlet channel 5, First temperature sensor 16 is used to measure the temperature of gas.First temperature sensor 16 is arranged in the first valve 15 Upstream.First temperature sensor 16 carries out data connection with central controller 18.
The system also sets up the by-pass line being connect with intake channel 5, the connection of the by-pass line and intake channel 5 Position is located at the upstream of the first valve 15, and the second valve 17 is arranged on the by-pass line.Second valve 17 is controlled with center Device eighteen data connection processed.The opening and closing of second valve 17 can ensure whether gas passes through bypass line.
Preferably, the first valve is opened, the second valve is closed.
(One)According to the opening and closing of gas flow control valve door
Preferably, gas sensor is arranged in the gas inlet channel 5 of 15 upstream of the first valve, gas sensor is used for Whether there is gas to flow through in detection flue.The gas sensor carries out data connection, central controller root with central controller The opening and closing of the first valve 15 and the second valve 17 is controlled according to the data of gas sensor detection, while controlling electric heater progress Heating.
When central controller detects that gas inlet channel 5 has gas to pass through, for example, when wind turbine brings into operation, high temperature Gas transport comes, and the first valve of central controller controls is opened, and the second valve is closed, and gas can enter evaporator, heat exchange It is discharged after the completion from Gas outlet channels.When central controller detects that 5 no gas of intake channel passes through, such as wind turbine stops When only running or when heat cannot be used for heat exchange, the first valve of central controller controls is closed, and the second valve is opened, Simultaneously electric heater is controlled to be heated.By above-mentioned operation, can when having gas, by more than heat be stored in It in evaporator 2, in the case of no gas, is exchanged heat using electric heater, to meet the real work demand of evaporator. Gas heat can be made full use of in this way, meet real work requirement.
(Two)It is opened and closed according to temperature detection control valve
Preferably, second temperature sensor, the temperature for detecting water in evaporator are arranged in the evaporator.Described second Temperature sensor is connect with central controller eighteen data.The central controller 18 is according to the first temperature sensor and second temperature The opening and closing of temperature automatic control the first valve and the second valve of sensor detection.
If the temperature of the first temperature sensor detection is less than the temperature of second temperature sensor detection, central controller 18 the first valves of control are closed, and the second valve is opened.If the temperature of the first temperature sensor detection is sensed higher than second temperature The temperature of device detection, then first valve of the control of central controller 18 opening, the second valve are closed.
By the temperature of detection come the opening and closing of control valve, may be implemented to evaporator from main heat exchange.Because researching and developing It is found in experimentation, it may appear that the temperature of high-temperature gas is less than the temperature of fluid in evaporator, carries out again in such cases Heat exchange is impossible, and the heat that may result in evaporator instead is pulled away.Therefore pass through the temperature intelligent control according to detection The opening and closing of valve processed, to the heat exchange of intelligent control evaporator.
(Three)Electric heater heating is controlled according to temperature detection
The central controller 18 is heated according to the temperature automatic control electric heater that the first temperature sensor detects.
If the first temperature sensor detection temperature be less than certain numerical value, central controller 18 control electric heater into Row heating, if the first temperature sensor detection temperature be higher than certain numerical value, central controller 18 stop electric heater into Row heating.By being heated according to gasinlet temperature to control electric heater, actual heat exchange demand can be met, avoided Because heat exchange caused by air themperature is low is insufficient.
(Four)Electric heater heating is controlled according to the temperature of water
Preferably, second temperature sensor, the temperature for detecting water in evaporator are arranged in the evaporator shell body.It is described Second temperature sensor is connect with central controller eighteen data.
If second temperature sensor detection temperature be less than certain numerical value, central controller 18 control electric heater into Row heating, if second temperature sensor detection temperature be higher than certain numerical value, central controller 18 stop electric heater into Row heating.By being heated according to fluid to control electric heater, actual heat exchange demand can be met, avoided because of heat exchange It is insufficient and cannot be satisfied real work demand.
(Five)According to the opening and closing of temperature detection control valve and electric heater heating
Preferably, second temperature sensor, the temperature for detecting water in evaporator are arranged in the evaporator.Described second Temperature sensor is connect with central controller eighteen data.The central controller 18 is according to the first temperature sensor and second temperature The opening and closing of the first valve of temperature automatic control and the second valve of sensor detection and electric heater are heated.
If the temperature of the first temperature sensor detection is less than the temperature of second temperature sensor detection, central controller 18 the first valves of control are closed, and the second valve is opened, while being controlled electric heater and being heated.If the first temperature sensor is examined The temperature of survey is higher than the temperature of second temperature sensor detection, then central controller 18 controls the first valve and opens, the second valve It closes, is simultaneously stopped electric heater and is heated.
By the temperature of detection come the opening and closing of control valve, may be implemented to evaporator from main heat exchange.Because researching and developing It is found in experimentation, it may appear that the temperature of high-temperature gas is less than the temperature of fluid in evaporator, carries out again in such cases Heat exchange is impossible, and the heat that may result in evaporator instead is pulled away, therefore needs to be electrically heated device progress at this time Heating heat exchange, to meet job requirement.Therefore by the opening and closing according to the temperature intelligent control valve of detection, to intelligent control The heat exchange of evaporator.
(Six)Control valve aperture and electric heater heating are detected according to fluid temperature (F.T.)
Preferably, the central controller 18 is automatic according to the temperature that the first temperature sensor and second temperature sensor detect It controls the first valve opening size and electric heater is heated.
If the temperature of second temperature sensor detection declines, central controller 18 controls the first valve opening and increases, To increase the gas flow into evaporator, to increase heat exchange amount, if the temperature rise of second temperature sensor detection, center Controller 18 controls the first valve opening and reduces, to reduce the gas flow into evaporator, to reduce heat exchange amount.
Preferably, while central controller 18 controls the increase of the first valve opening, central controller 18 controls electricity and adds Hot device heating power increases, if central controller 18 controls the reduction of the first valve opening, central controller 18 controls Electric heater heating power reduces.
Preferably, the temperature of the first temperature sensor detection is higher than the temperature of second temperature sensor detection, otherwise Instead of gas does not heat water, water heat gas.
By the temperature of detection come the variation of the opening size of control valve and electric heater heating power, may be implemented pair The constant control of evaporator temperature.Improve system intelligent degree.
(Seven)Outlet steam temperature controls
Third temperature sensor, the temperature for measuring steam (vapor) outlet is arranged in 3 position of the steam (vapor) outlet;The third temperature passes Sensor is connect with central controller eighteen data, and the controller 18 is automatically controlled according to the temperature of third temperature sensor measurement The aperture of first valve 15.
If the temperature of third temperature sensor measurement is less than the first temperature, controller controls 15 aperture of the first valve most Greatly, the second valve 17 is closed;If the temperature of temperature sensor measurement is higher than second temperature, controller controls the first valve 15 and closes It closes, 17 aperture of the second valve is maximum.Show that at the first temperature, the steam of generation cannot be satisfied actual needs in such cases Minimum temperature requirement, needs all gas entering steam generator at this time to heat steam generator.Second temperature Under, the vapor (steam) temperature of generation is excessively high, has exceeded the temperature of actual needs, and steam generator need not heat at this time, can be by gas Body fully enters bypass line, for other purposes by heat, avoids the loss of heat.
Preferably, if the temperature data of temperature sensor measurement is less than the first numerical value, the control of controller 18 first 15 aperture of valve increases, and 17 aperture of the second valve reduces, if the temperature data of temperature sensor measurement is higher than second value, Controller 18 controls 15 aperture of the first valve and reduces, and 17 aperture of the second valve increases, and the second value is more than the first numerical value.This Show the vapor (steam) temperature generated higher or lower than actual needs under kind situation, it is therefore desirable to by reducing or increasing entrance Gas flow in steam generator improves or reduces vapor (steam) temperature.
Preferably, the third temperature sensor is multiple, the temperature data of the controller foundation is multiple temperature The temperature of sensor measurement, to control the operation of steam generator.
(Eight)Hot water temperature controls
Preferably, second temperature sensor is set in the shell 1, the temperature for measuring water in shell 1.Second temperature Degree sensor is connect with controller eighteen data, and temperature that the controller 18 is measured according to second temperature sensor automatically controls The aperture of second valve 17 and the first valve 15.
If the temperature that second temperature sensor measures is less than a certain temperature, controller controls 15 aperture of the first valve most Greatly, the second valve 17 is closed;If the temperature that second temperature sensor measures is higher than certain temperature, controller controls the first valve 15 close, and 17 aperture of the second valve is maximum.Show in such cases at a certain temperature, because the temperature of hot water is low, to lead It causes the steam generated to cannot be satisfied the minimum temperature requirement of actual needs, needs all gas entering steam generator at this time Steam generator is heated.It is excessively high so as to cause the vapor (steam) temperature of generation because the temperature of hot water is high under certain temperature, The temperature of actual needs is had exceeded, steam generator need not heat at this time, can gas be fully entered bypass line, will be hot Amount is stored, and the loss of heat is avoided.
Preferably, if the temperature data that second temperature sensor measures is less than the first numerical value, controller 18 controls First valve, 15 aperture increases, and 17 aperture of the second valve reduces, if the temperature data of temperature sensor measurement is higher than the second number Value, the then control of controller 18 first valve, 15 aperture reduction, the increase of 17 aperture of the second valve, the second value are more than the first number Value.Show under such situation because hot water temperature's height may cause the vapor (steam) temperature generated to be needed higher or lower than practical It wants, it is therefore desirable to vapor (steam) temperature is improved or reduced into the gas flow in steam generator by reducing either to increase.
Preferably, the second temperature sensor is arranged on the bottom wall of shell.
Preferably, the temperature sensor is multiple, the temperature data of the controller foundation is multiple temperature sensing The temperature that device measures, to control the operation of steam generator.
(Nine)Water level control
Preferably, water level sensor is arranged in the shell 1, water pump, the level sensor are set on housing inlet port pipe 9 Device, water pump and controller eighteen data connect, and the controller 18 is according to the work(of the water level automatically controlled water pump in the shell 1 of measurement Rate.
Preferably, if water level decreasing, the power of water pump is improved to increase into shell 1 by control if controller 18 The flow of water reduced into flow in shell 1 if water level is excessively high by reducing the power of water pump or switching off the pump It measures or stops supplying water into shell 1.
By above-mentioned setting, on the one hand avoid water level it is too low caused by steam generation rate is too low and 1 dry combustion method of shell, Cause shell 1 damage and generate safety accident, on the other hand, avoid because water level is excessively high and caused by water it is excessive, Realize the intelligent control of water level.
Preferably, when the water level of measurement is less than the first water level, controller 18 is controlled water pump and is supplied with the first power Water;When the water level of measurement is less than second water level lower than the first water level, controller 18 controls water pump with higher than the first power Second power supplies water;When the water level of measurement be less than the third water level lower than the second water level when, controller 18 control water pump with Third power higher than the second power supplies water;When the water level of measurement is less than four water level lower than third water level, control Device 18 is controlled water pump and is supplied water with the 4th power higher than third power;When the water level of measurement is less than lower than the 4th water level the When five water levels, controller 18 is controlled water pump and is supplied water with the 5th power higher than the 4th power.
Preferably, the first water level is 1.1-1.3 times of the second water level, the second water level is 1.1-1.3 times of third water level, Third water level is 1.1-1.3 times of the 4th water level, and the 4th water level is 1.1-1.3 times of the 5th water level.
Preferably, the first water level is 1.1-1.15 times of the second water level, the second water level is the 1.15-1.2 of third water level Times, third water level is 1.2-1.25 times of the 4th water level, and the 4th water level is 1.25-1.3 times of the 5th water level.
Preferably, the 5th power is 1.7-1.9 times of the 4th power, the 4th power is 1.6-1.8 times of third power, Third power is 1.5-1.7 times of the second power, and the second power is 1.3-1.5 times of the first power.
By the preferred of above-mentioned water level and pump power, especially by the setting of differential water level and pump power, It can quickly realize the constant of water level, improve steam generation rate, save the time.It is found through experiments that, 12- can be improved 16% or so steam output.
(Ten)According to the control of water level pair the first valve and the second valve
Preferably, water level sensor is arranged in the shell 1, the water level sensor is connect with controller eighteen data, institute State the aperture that controller 18 automatically controls the second valve 17 and the first valve 15 according to the water level in the shell 1 of measurement.
Preferably, if water level is too low, 18 the first valve of if system of controller, 15 aperture is reduced or turned off, the second valve 17 apertures increase or aperture is maximum, to avoid because of steam output mistake caused by gas flow in steam generator is excessively high Greatly, further decreasing for water level is caused, if water level is excessively high, 18 the first valve of if system of controller, 15 aperture increases or standard-sized sheet, Second valve, 17 aperture is reduced or turned off, and steam output is improved, to reduce water level.
By above-mentioned setting, on the one hand avoid the too low dry combustion method for causing shell 1 of water level, cause the damage of shell 1 with And generate safety accident, on the other hand, avoid because water level is excessively high and caused by water in shell it is excessive.
(11)According to the control of pressure pair the first valve and the second valve
Preferably, pressure sensor is arranged in the shell 1, for measuring pressure in shell 1.The pressure sensor and control Device eighteen data connects, and the pressure that the controller 18 is measured according to pressure sensor automatically controls the second valve 17 and the first valve The aperture of door 15.
Preferably, if the pressure that pressure sensor measures is less than certain pressure, controller controls the first valve 15 apertures are maximum, and the second valve 17 is closed.If the pressure that pressure sensor measures is higher than pressure upper limit, in order to avoid pressure Excessive generation is dangerous, and controller controls the first valve 15 and closes, and 17 aperture of the second valve is maximum.
By so set, can be according to the pressure in shell 1 come adjusting gas flow, to ensure to maximize steam In the case of output, ensure the safety of steam generator.
Preferably, if the pressure that pressure sensor measures is less than a certain numerical value, controller 18 controls the first valve 15 apertures increase, and 17 aperture of the second valve reduces, if the pressure that pressure sensor measures is higher than certain numerical value, in order to avoid The excessive generation of pressure is dangerous, and controller 18 controls 15 aperture of the first valve and reduces, and 17 aperture of the second valve increases.
The upper position in shell is arranged in the pressure sensor.
Preferably, the pressure sensor is multiple, the pressure data of the controller foundation is multiple pressure sensings The temperature that device measures, to control the operation of steam generator.
(12)Steam flow controls
Preferably, the steam outlet pipe road setting flow sensor, is used for the steam flow of cooling water of units of measurement time output, The flow sensor is connect with controller eighteen data.The unit interval output that the controller 18 is measured according to flow sensor Steam flow data automatically control the aperture of the second valve 17 and the first valve 15.
Preferably, if the steam flow measured is less than certain numerical value, controller 18 controls the first valve 15 and opens Degree increases, and 17 aperture of the second valve reduces.If the temperature that pressure sensor measures is higher than certain numerical value, then control controller 18 control 15 apertures of the first valve reduce, and 17 aperture of the second valve increases.
Preferably, if the steam flow measured reduces, central controller controls electric heater heating power increases.
Preferably, if the steam flow measured increases, central controller controls electric heater heating power reduces.
By so set, the gas into steam generator can be adjusted according to the quantity of steam that steam generator generates The scale of construction ensures the constant of steam output quantity, avoid quantity it is excessive it is either too small cause quantity of steam insufficient or waste, together When can save the waste heat energy.
Preferably, at least part of the evaporation ends 6 of loop circuit heat pipe is mounted on 7 inlet of gas chamber.
Preferably, the gas inlet channel 5 is arranged at least partially in 7 inlet tube of gas chamber, gas chamber 7 At least part setting of inlet tube is within the case 1.By so set, the gas in gas inlet channel 5 can be made straight The heat exchange for participating in the fluid in shell 1 is connect, makes gas under the collective effect of fluid and loop circuit heat pipe, it is further cooling, it improves Heat transfer effect.
Preferably, gas chamber 7 is made of Heat Conduction Material, preferably metal, such as copper, aluminium.Pass through gas chamber Material so that the heat of gas can outward be transmitted by chamber, to increase a kind of heat exchange mode so that the heat of gas Amount passes to external fluid by loop circuit heat pipe, gas chamber.
Preferably, the gas is exhaust gas either hot-air.
Further preferably, the inlet tube of gas chamber 7 connects gas inlet channel.
Preferably, as shown in figure 3, the gas chamber 7 is downward from the position of connection inlet tube, be initially just diameter by Gradual change is big, and diameter starts to taper into after then having arrived certain position.Be conducive to gas in air chamber indoor moveable, complete gas Cycle, and increase the heat exchange efficiency between gas and air chamber locular wall.
Preferably, as shown in Figure 1, an inlet tube part for gas chamber 7 extends in shell, gas chamber 7 is transversal Area is greater than the cross-sectional area of inlet tube 11.Gas chamber's cross-sectional area in shell is gradual downwards along short transverse Become smaller.
Preferably, the average traversal area of gas chamber 7 is 15-30 times of the cross-sectional area of inlet tube 11.
Pass through said structure design so that the big increase of the heat exchange area of gas chamber, and make winding gas chamber The also big increase of the length of the condensation end of heat pipe 8 of outer wall, increases heat exchange area, further improves heat transfer effect.
It finds under study for action, the heat source fluid in this steam generator can only be gas, because if being liquid, then can lead Liquid is caused all to accumulate in chamber 7, it is difficult to be discharged, and because the cross-sectional area of chamber 7 is much larger than inlet pipeline so that mistake The presence of more liquid can cause, because of gravity, chamber 7 can not be made to be well fixed on shell, increase fixed difficulty Degree, therefore the heat source in the application can only be gas.
Preferably, as shown in Figure 1, the bottom and top of gas chamber 7 are planar structure.
Preferably, the multiple gas chamber 7 of setting, the gas inlet channel 5 of the multiple gas chamber in the shell 1 For parallel-connection structure.
Preferably, the Gas outlet channels 5 of the multiple gas chamber are parallel-connection structure.
Preferably, the gas chamber 7 be hanging in the shell 1, the bottom of distance from bottom shell 1 with centainly away from From.It designs in this way, fully bottom can be made to exchange heat with fluid.By hanging structure, also indicate that heat source cannot be liquid Body, and it is only gas.
Preferably, the evaporation ends 6 of loop circuit heat pipe are mounted on gas chamber's inlet tube, the condensation end 8 of loop circuit heat pipe is wound Outside gas chamber, and external cold water is in direct contact.Loop circuit heat pipe condenser is wrapped in outside gas chamber, is filled with external water Tap is touched, and the heat dissipation of opposite heat tube evaporation ends gas is increased, and improves cooling efficiency.
The condensation end is wound around the ring pipe of gas chamber's outer wall.
Preferably, along short transverse from top to lower part, the condensation end 8 of loop circuit heat pipe is in 6 outer wall of gas chamber The density of winding is increasing(It is between ring pipe and the spacing the old smaller).Main cause is that heat is concentrated on lower part as possible It exchanges heat, and lower part heat exchange amount is increasing, then the water of heating can be made to flow up, promote the sufficient convection current of water, Enhance heat transfer effect.It is found through experiments that, 15% or so heat transfer effect can be further increased by above structure.
Further preferably, along short transverse from top to lower part, the condensation end 8 of loop circuit heat pipe is in 6 outer wall of gas chamber The increasing amplitude of density of winding be continuously increased.It is found through experiments that, 7% can be further increased by above structure The heat transfer effect of left and right.
Preferably, capillary wick 13 is arranged at least part of the evaporation ends 6, capillary force provides working medium reflux and follows The power of ring, while the working medium amount of reflux being made to reach the demand of heat transfer, to realize the effect of antigravity heat pipe.
By the way that capillary wick 13 is arranged, and capillary wick 13 is because itself be arranged in evaporation ends so that in the ascent stage 6 of evaporation ends Naturally flow resistance is generated so that the steam natural that evaporation ends generate flows to the small evaporation ends of resistance and flows to condensation end pipeline 9, so as to form antigravity heat pipe.
Preferably, the capillary wick 13 was positioned only in the ascent stage of evaporation ends, as being preferably provided at the ascent stage A part in.Such as shown in Fig. 3, Fig. 7.
Preferably, at least part of Gas outlet channels 4 is arranged in the inlet tube of gas chamber, gas vent The hot gas of gas feed is pre-chilled in cold air.By the heat exchange of exit gas and inlet gas, heat transfer effect is further realized, is increased Add the condensation efficiency of water.
Preferably, as shown in figure 4, the inlet tube in gas chamber is arranged in evaporation ends, the ascent stage of evaporation ends is filled with Capillary wick 13, to provide sufficiently large capillary force, 13 centrally disposed condensation end of capillary wick flows to the pipeline 10 of evaporation ends, by such as This setting pipeline 10 (in without capillary wick), it is possible to reduce the fluid resistance of pipeline so that working medium reflux is more smooth, improves antigravity The ascent stage outside wall surface of heat-transfer capability under state, evaporation ends increases heat exchange area, carries around the longitudinal vertical fin 12 of setting The high heat exchange efficiency with gas.
Pipeline 10 is gas or liquid line, realizes a flexible arrangement, both caliber was smaller, was easily bent.Loop circuit heat pipe Principle is, if vaporizer side and pipeline 10 are steam pipe line, then principle is the heated internal working medium evaporation of evaporator, and steam is along evaporation Device upper outlet enters pipeline 10, then flow to lower loop around pipeline, start to condense with Cold Water Exposure, when steam all condense Afterwards, evaporator is returned to by evaporator capillary wick capillary force effect, to realize the cycle of working medium.
Preferably, being connected between pipeline 10 and capillary wick 13.By connection, can realize capillary wick 13 and pipeline 10 it Between fluid circulation so that liquid is by capillary wick uphill process, if generate larger pressure because of heat absorption, such as Possibly even there is bubble, then it can be by pipeline 10 come the pressure of balanced evaporator section, to ensure the equilibrium of pressure.
Further preferably, the capillary wick 13 extends to condensation end, directly to suct the liquid of condensation end.Into one Step improves the circulation ability of antigravity heat pipe.
Preferably, capillary wick is distributed along short transverse, as shown in Fig. 3.Further preferably, along height decline side To the capillary force of the capillary wick gradually increases.It is more proximate to condensation end, capillary force is bigger.It is found through experiments that, takes such Mode can further increase the suction to liquid, 20% or more suction can be improved under identical cost, to improve Heat transfer effect.
By further analyzing, preliminary reason may be as the capillary force close to condensation end is increasing so that condensation The liquid at end can be quickly drawn onto in capillary wick, and liquid is constantly flowed to evaporation ends.In flow process, liquid is not Disconnected heat absorption, then because temperature caused by heat absorption increases, density becomes smaller, therefore because of variable density reason, the hair for making it need Thin power obviously becomes smaller, therefore is also easy for up inhaling in the case where capillary force is small.Above-mentioned reason is that the present inventor passes through What a large amount of experiment and research obtained, the common knowledge of non-this field.
Further preferably, along height descent direction, the amplitude that the capillary force of the capillary wick gradually increases is increasing. It is found through experiments that, takes such mode, the suction to liquid can be further increased, it can be further under identical cost The suction for improving 8% or so, to improve heat transfer effect.
It is formed preferably, pipeline is the through-hole opened up among capillary wick.
Preferably, as shown in fig. 7, the caliber of the heat pipe position of setting capillary wick is more than the heat pipe position for being not provided with capillary wick The caliber set.
Further preferably, as shown in fig. 7, the pipe of the heat pipe position of the setting capillary wick and the heat for being not provided with capillary wick Caliber change between the pipe of pipe position is consecutive variations.It is further preferred that straight line changes.The pipe of Large Diameter Pipeline position and The pipe of tubule warp in junction is connected by contractibility.The variation of the caliber of contractibility is linear change.
Preferably, Gas outlet channels 4 are arranged between adjacent two vertical fins 12 and are erected with adjacent two Straight fins 12 contact.Pass through such setting, it is possible to reduce the mechanism of the independent support Gas outlet channels 4 of setting so that structure Compact, the cold air of exit passageway can be exchanged heat by pipeline and fin, kept the cold degree of fin, enhanced heat transfer effect.
It is arranged at adjacent two vertically preferably, the condensation end evaporation ends of evaporation ends flow direction flow to condensation end pipeline 9 Between fin and with two adjacent vertical fin contacts.Pass through such setting, it is possible to reduce the independent support gas of setting goes out The mechanism in mouth channel 4 so that compact-sized, the steam in pipeline can reduce system by pipeline to the of short duration a small amount of heat transfer of fin Overall thermal resistance avoids generating steam superheating in the antigravity evaporator of ground, to slow down the temperature in heat pipe start-up course Spend reforming phenomena.
Further preferably, the evaporation ends flow to condensation end pipeline 9 than Gas outlet channels 4 closer to evaporation ends pipeline Outer wall so that two above-mentioned diabatic processes can be achieved at the same time, and play respective action.
Further preferably, the evaporation ends flow to the diameter of condensation end pipeline 9 less than Gas outlet channels 4.
Preferably, flowing to condensation end pipeline 9 along the condensation end evaporation ends that multiple evaporation ends flow directions can be arranged, such as scheme 4, shown in 6.Condensation end pipeline 9 is flowed to by the way that multiple evaporation ends are arranged, it is more can so that the thermogenetic steam of evaporation ends suction passes through A evaporation ends flow to condensation end pipeline 9 and enter condensation end, further augmentation of heat transfer, and because the fluid heat absorption in heat pipe is steamed Hair, causes volume to increase, and flows to condensation end pipeline 9 by the way that multiple evaporation ends are arranged, can further relieve stress, improve heat exchange Effect.
Further preferably, the vertical fin extends through the center of circle of the inlet tube of gas chamber, and the evaporation ends rise Duan Guanlu and the inlet tube of the gas chamber center of circle having the same.
Preferably, it is multiple that the evaporation ends, which flow to condensation end pipeline 9, the multiple evaporation ends flow to condensation end pipeline 9 center of circle is identical as the distance between evaporation ends ascent stage pipeline.
Further preferably, condensation end pipeline 9 is flowed to per one evaporation ends of setting between adjacent two vertical fins 12.Institute It is parallel-connection structure that the evaporation ends stated, which flow to condensation end pipeline 9,.
Preferably, the Gas outlet channels 4 are multiple, the center of circle of the multiple Gas outlet channels 4 and evaporation ends The distance between ascent stage pipeline is identical so that Temperature Distribution is more uniform between fin, and above-mentioned heat transfer effect is become apparent from. Further preferably, per one Gas outlet channels 4 of setting between adjacent two vertical fins 12.The Gas outlet channels 4 It is parallel-connection structure.
Further preferably, it is multiple that the evaporation ends, which flow to condensation end pipeline 9, and the Gas outlet channels 4 are multiple, institute Stating evaporation ends, to flow to condensation end pipeline 9 equal with the quantity of Gas outlet channels 4.
Further preferably, the evaporation ends flow to condensation end pipeline 9 and are arranged between adjacent Gas outlet channels 4, The Gas outlet channels 4 are flowed in adjacent evaporation ends between condensation end pipeline 9.Further preferably, the evaporation ends flow direction 9 center of condensation end pipeline is identical as adjacent 4 centre distance of Gas outlet channels;4 center of the Gas outlet channels with it is adjacent To flow to 9 centre distance of condensation end pipeline identical at gas evaporation end.The i.e. described evaporation ends flow to condensation end pipeline 9 and are arranged adjacent Gas outlet channels 4 centre, the Gas outlet channels 4 flow in adjacent evaporation ends among condensation end pipeline 9.I.e. such as Shown in Fig. 4, evaporation ends flow to the first line between the center of circle and the center of circle of evaporation ends 6 at 9 place of condensation end pipeline, adjacent gas Form the first line, third line between 4 center of circle of body exit passageway and the center of circle of evaporation ends 6, the first line and the second line it Between the first angle for being formed be equal to the second angle formed between the first line and third line.Similarly, 4 institute of Gas outlet channels The center of circle and the center of circle of evaporation ends 6 between the 4th line, adjacent evaporation ends flow to 9 center of circle of condensation end pipeline and evaporation ends The 5th line, the 6th line are formed between 6 center of circle, the third angle formed between the 4th line and the 5th line is equal to the 4th The 4th angle formed between line and the 6th line.On namely in circumferential direction, evaporation ends flow to condensation end pipeline 9 and outlet Channel 4 is uniformly distributed.
Pass through above-mentioned setting, it is ensured that evaporation ends flow to condensation end pipeline 9 and Gas outlet channels 4 to inlet gas into Row absorbs heat uniform, avoids local heating uneven.Gas outlet channels 4 can continue to participate in heat exchange after absorbing heat, by heat Evaporation ends are passed to by fin.
In numerical simulation and it was found that, Gas outlet channels 4 and evaporation ends flow to the caliber difference of condensation end pipeline 9 Cannot be too big, can not be too small, cause if too big Gas outlet channels 4 and evaporation ends flow to the distribution of condensation end pipeline 9 away from Too far away, the gas converting heat between causing channel 4 and evaporation ends to flow to condensation end pipeline 9 is bad, causes overall heat exchange uneven, Cause the distance that Gas outlet channels 4 and evaporation ends flow to the distribution of condensation end pipeline 9 too close if too small, causes close to inlet tube The gas converting heat of the outer wall of the gas of 11 outer wall and/or close evaporation ends 6 is bad, and the gas in whole inlet tube 11 is caused to change Heat is uneven;Same reason, the angle between adjacent fins 12 cannot be too big, and it is few to lead to be distributed fin if too big, changes Thermal effect is excessively bad, also result in Gas outlet channels 4 and evaporation ends flow to the distribution of condensation end pipeline 9 quantity it is very little, cause The uneven and heat transfer effect that exchanges heat is bad, and similarly, the angle between adjacent fins 12 cannot be too small, leads to fin if too small Distribution is too close, and flow resistance increases, and Gas outlet channels 4 and evaporation ends flow to the caliber of condensation end pipeline 9 and are not much different, But they differ greatly with the exchange capability of heat of homalographic, therefore it is uneven to exchange heat in such cases, causes heat transfer effect bad. Therefore it needs to determine best size relationship by a large amount of numerical simulation and its experiment.
The radius of Gas outlet channels 4 is R, and evaporation ends flow to the radius of condensation end pipeline 9 for r, between adjacent fins Angle is A, is met claimed below:
Sin(A)=a*(r/R)-b*(r/R)2-c;
A, b, c are parameters,
Wherein 1.23<a<1.24,0.225<b<0.235,0.0185<c<0.0195;
14°<A<30°;
0.24< r/R<0.5;Further preferably, 0.26< r/R<0.38.
Above-mentioned empirical equation is to be obtained by a large amount of numerical simulations and experiment, and have higher than previous logarithmic function Accuracy, and pass through verification experimental verification, error is substantially within 2.4.
Preferably, described 3<R<10mm;Described 1.5<r<4.0mm;
Further preferably, the heat pipe caliber of setting capillary wick position is 30-40mm, further preferably 32mm;
Further preferably, the heat pipe caliber for being not provided with capillary wick position is 5.0-6.4mm;
Further preferably, the caliber that condensation end flows to the pipeline of evaporation ends is 5.0-6.4mm;
Further preferably, 11 caliber of inlet tube is 80-200mm;It is preferred that 120-150mm;
Further preferably, the vertical direction length of fin is 780-1500mm, preferably 1200mm;The length that fin is longitudinally extended accounts for 6 outer diameter of evaporation ends and the 95% of 4 internal diameter difference of Gas outlet channels.The overall heat exchange ability of fin significantly improves under this length, changes Hot coefficient is and relatively small to the effect of the broken ring in boundary layer and the influence of fluid flow effect also in suitable range
After gas filtration, filtered gas is sucked by air chamber by air-introduced machine.Extraneous hot gas is logical in the air inlet first It exchanges heat with the low gas of opposite temperature for being discharged into outdoor in outlet passageway in road 5, the gas that temperature is low after heat exchange will Heat passes to evaporation ends by fin, also has heat conduction function, the two collective effect to complete gas and change with the metal outer wall of fluid Heat.After gas initially enters gas chamber, hotter gas first slow transits through loop heat pipe evaporator fin channels, with loop circuit heat pipe Interior medium completes heat exchange, and own temperature significantly reduces.Residual gas gos deep into gas chamber 7, passes through cavity metal outer wall and the external world Fluid heat transfer, with the further heat exchange of gas, major refrigeration is provided by loop circuit heat pipe at this time.The evaporation ends of the loop circuit heat pipe 6 absorb the heat of hot gas, and liquid refrigerant is flashed to gaseous state, are then condensed by the loop circuit heat pipe that gas chamber is externally wrapped with Heat 8 is conducted to external cold water by end, and gaseous working medium is made to be condensed into liquid, and anti-gravity loop circuit heat pipe has liquid can be made to return The characteristics of stream.
Preferably, preparing loop heat pipe capillary core using powder metallurgy process.Before startup, the evaporator of loop circuit heat pipe It is full of working medium in capillary wick, additional cavity and woven hose, and is in two phases in steam channel, condenser and steam pipe.
Cooling chamber position using cold water cooling supplemented by, the collaboration heat exchange mode based on anti-gravity loop circuit heat pipe, can carry significantly High gas cooling speed improves water yield.
Preferably, loop circuit heat pipe condensation end is wrapped in outside gas chamber, increase heat dissipation area.
Although the present invention has been disclosed in the preferred embodiments as above, present invention is not limited to this.Any art technology Personnel can make various changes or modifications, therefore protection scope of the present invention is answered without departing from the spirit and scope of the present invention When being subject to claim limited range.

Claims (9)

1. a kind of loop circuit heat pipe steam generator, the steam generator include shell, fluid inlet, steam (vapor) outlet, gas into Mouth channel, Gas outlet channels, loop circuit heat pipe and gas chamber, fluid inlet, steam (vapor) outlet are separately positioned on shell, special Sign is, in the housing, the loop circuit heat pipe is antigravity heat pipe for gas chamber's setting, the outlet of gas inlet channel, The entrance of Gas outlet channels is connected to gas chamber, gas from gas inlet channel be introduced into gas chamber during with ring Road heat pipe evaporation ends exchange heat, and for condensation end by heat transfer to the water in gas chamber, the shell is interior to be arranged electric heater.
2. steam generator as described in claim 1, which is characterized in that the first valve is set on the gas inlet channel, For controlling the gas flow for entering steam generator, first valve and central controller data connection, the system is also The by-pass line being connect with intake channel is set, and the link position of the by-pass line and intake channel is located at the upper of the first valve It swims, the second valve, second valve and central controller data connection is set on the by-pass line,
First temperature sensor is set on the gas inlet channel, and first temperature sensor is used to measure the temperature of gas Degree, first temperature sensor are arranged in the upstream of the first valve;First temperature sensor carries out data with central controller Connection, the shell is interior to be arranged second temperature sensor, the temperature for detecting water in evaporator, the second temperature sensor With central controller data connection;The temperature that the central controller is detected according to the first temperature sensor and second temperature sensor Degree automatically controls the opening and closing of the first valve and the second valve and electric heater is heated.
3. steam generator as claimed in claim 2, which is characterized in that if the temperature of the first temperature sensor detection is less than The temperature of second temperature sensor detection, then the first valve of central controller controls closing, the second valve is opened, while controlling electricity Heater is heated.
4. steam generator as claimed in claim 3, which is characterized in that if the temperature of the first temperature sensor detection is higher than The temperature of second temperature sensor detection, then the first valve of central controller controls opening, the closing of the second valve are simultaneously stopped electricity Heater is heated.
5. steam generator as claimed in claim 2, the evaporation ends are located at condensation end top, and the condensation end leads to evaporation Capillary wick is set in the pipeline at end, and the condensation end is arranged on the outer wall of gas chamber;The gas chamber is arranged in shell In, the loop circuit heat pipe is antigravity heat pipe, and the outlet of gas inlet channel, the entrance of Gas outlet channels and gas chamber connect Logical, the gas exchanges heat during introducing gas chamber from gas inlet channel with evaporation ends, and condensation end passes heat It leads to the fluid in shell;The condensation end is wound around the ring pipe of gas chamber's outer wall.
6. steam generator as claimed in claim 2, which is characterized in that liquid is arranged in the shell;The evaporator is A kind of evaporator of drug fumigation in treating function.
7. steam generator as claimed in claim 2, which is characterized in that gas inlet channel connects the entrance of gas chamber Pipe, Gas outlet channels are arranged in the inlet tube of gas chamber, and are stretched out from the inlet tube side of gas chamber.
8. steam generator as claimed in claim 7, which is characterized in that the evaporation ends include tedge, the tedge At least part be arranged capillary wick, to realize the effect of antigravity heat pipe;The outside wall surface of evaporation ends is longitudinal perpendicular around setting Straight fins;Air outlet passage be arranged between adjacent two vertical fins and with two adjacent vertical fin contacts;Heat The down-comer of pipe be arranged between adjacent two vertical fins and with two adjacent vertical fin contacts;The ascent stage It is arranged in air inlet passageway at least part of descending branch.
9. steam generator as claimed in claim 7, which is characterized in that the condensation end is wound around gas chamber's outer wall Ring pipe.
CN201810290112.3A 2018-04-03 2018-04-03 A kind of loop circuit heat pipe steam generator of drug fumigation in treating function Active CN108662571B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200975653Y (en) * 2006-03-08 2007-11-14 张建亮 Steam warming machine
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KR101454558B1 (en) * 2013-09-16 2014-10-23 신희섭 Heat pipe heat exchanger with rotary dual electrode and electric boiler using them
CN104279770A (en) * 2014-10-11 2015-01-14 南京工业大学 Solar medium-high temperature loop heat pipe steam generator
CN107044743A (en) * 2017-04-05 2017-08-15 广东工业大学 A kind of solar energy heat pump system of utilization microchannel loop circuit heat pipe
CN206724515U (en) * 2017-04-05 2017-12-08 广东工业大学 A kind of solar energy heat pump system using microchannel loop circuit heat pipe

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200975653Y (en) * 2006-03-08 2007-11-14 张建亮 Steam warming machine
CN102506455A (en) * 2011-09-27 2012-06-20 中山市东凤镇科盛五金电器配件厂(普通合伙) Efficient and energy-saving electric heating warmer
KR101454558B1 (en) * 2013-09-16 2014-10-23 신희섭 Heat pipe heat exchanger with rotary dual electrode and electric boiler using them
CN104279770A (en) * 2014-10-11 2015-01-14 南京工业大学 Solar medium-high temperature loop heat pipe steam generator
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