Flue gas intelligent mobile heat storage heat supply device
Technical field
The utility model relates to a kind of intelligent mobile heat storage heat supply device, especially relate to the mobile heat storage heat supply device of a kind of flue gas energy, mainly utilize a large amount of industrial waste heats, the waste heat that in the industries such as thermal power plant, city, metallurgy, petrochemical industry, exist with flue gas form, for special hot user provides hot water supply and heating service.
Background technology
Country's " " 12 " comprehensive utilization of resources instruction " explicitly points out, comprehensive utilization of resources is to solve the effective way of making rational use of resources in sustainable development path and alleviating two key problems of environmental pollution, both be conducive to alleviate scarcity of resources and shortage problem, be conducive to again reduce waste discharge.Comprehensive utilization of resources industry is as the important carrier of developing a circular economy and effectively support, it is the important component part of strategic new industry, there is vast potential for future development, be conducive to accelerate to build resources conservation, the eco-friendly mode of production and consumption mode, strengthen the capability of sustainable development.In instruction, the waste gas that produces " three wastes " is clearly utilized to direction, encourage the industries such as electric power, oil, chemical industry that useful constituent in waste gas is reclaimed and fully utilized; Develop and attach most importance to the top pressure power generation of Industrial Stoves waste heat and low-temperature wastewater waste heat, realize the cascade utilization of waste heat overbottom pressure.Each place government also during " 12 ", assign around country " production of units aim energy consumption decline 18%, carbon intensity decline 19%; and pollutant emission continue significantly cut down " energy-saving and emission-reduction index, adhere to energy consumption and discharge strength constraint, more focus on energy-consuming and gross contamination emission control.
For saving the energy and protection of the environment, central heating becomes the main heat-supplying mode in China cities and towns gradually.But in urban heating state one side city, a large amount of industrial waste heats, waste heat are discharged and have wasted with the form such as steam and high-temperature flue gas at present; And on the other hand, because the laying investment of heat supply network is large, overlay area is mainly Office Area, bustling business district, the dense district of resident population etc., cannot spread all over this urban district, the certain customers that disperse outside central heating region but will rely on and provide boiler heat supplying for oneself, and this heat energy supply and demand mismatch contradiction has become the Tough questions that the development of China's heating industry faces.
For the problems referred to above, mobile heat storage technology can effectively store and be fed to the hot user who disperses outside central heating region by that be interrupted, that disperse, unsettled heat energy, effectively solve heat energy supply and demand mismatch contradiction, substitute, reduce the waste of disposable non-renewable energy resources.Utilize mobile storage heating equipment the waste heat recovery of the high energy-consuming enterprises such as power plant, steel mill, chemical plant, coke-oven plant can be stored, be transported to the user that using amount of hot water the is larger all the year round places such as near hotel, bath center, school, residential quarter, for it provides domestic hot-water or heating; Can also heating power the production capacity idle steam power plant of central heating be used at non-heating period, be supplied to the unit that needs heat energy.Applying of it both can make waste heat discharge enterprise reduce thermal pollution, reduced again heat energy user's fuel consumption, reduced operating cost, reduced the discharge of carbon dioxide.
The Chinese patent that application number is 201110317579.0, name is called Intelligent vehicle-mounted movable type phase-transition heat-storage heating system discloses a kind of mobile storage heating equipment.But it is to be hoisted that its heat-transfer effect still has.
Utility model content
The purpose of this utility model is to overcome above shortcomings in prior art, and a kind of reasonable in design, dependable performance, flue gas intelligent mobile heat storage heat supply device that heat-transfer effect is strong are provided.
The technical scheme in the invention for solving the above technical problem is: a kind of flue gas intelligent mobile heat storage heat supply device, comprise tractor and phase-transition heat-storage casing, phase-transition heat-storage casing is fixedly installed on tractor, it is characterized in that: also comprise high-temperature flue gas air inlet pipe, low-temperature flue gas escape pipe, accumulation of heat heat pipe, cold water inlet, hot water outlet pipe, heat release heat pipe, control system, flue gas deflection plate, cold water deflection plate;
Described phase-transition heat-storage casing is provided with heat-insulation layer outward; Phase-transition heat-storage case intracorporeal space is divided into separate not connected three layers by upper and lower two dividing plates, and ground floor is exhaust gases passes from bottom to up, and the second layer is phase-transition heat-storage body space, and the 3rd layer is cold water channel;
High-temperature flue gas air inlet is connected in high-temperature flue gas air inlet pipe one end, and the other end is connected exhaust gases passes; Low-temperature flue gas gas outlet is connected in low-temperature flue gas escape pipe one end, and the other end is connected exhaust gases passes; In exhaust gases passes, be provided with the flue gas deflection plate that changes flue gas flow direction;
In phase-transition heat-storage body space, fill phase change heat storage material; Accumulation of heat heat pipe penetrates exhaust gases passes and phase-transition heat-storage body space from bottom to top, is inserted in phase-transition heat-storage body material, is fixed by dividing plate;
Cold water inlet mouth is connected in cold water inlet one end, and the other end is connected cold water channel; Hot water effluent's mouth of pipe is connected in hot water outlet pipe one end, and the other end is connected cold water channel; In cold water channel, be provided with and change the cold water deflection plate that cold water flows to; Heat release heat pipe penetrates phase-transition heat-storage body space and cold water channel from bottom to top, is inserted in phase-transition heat-storage body material, is fixed by dividing plate;
Also be provided with hot water temperature adjustment bypass in phase-transition heat-storage casing outside, cold water inlet is connected in hot water temperature adjustment bypass one end, and the other end is connected hot water outlet pipe;
Control system is connected with high-temperature flue gas air inlet pipe, low-temperature flue gas escape pipe, phase-transition heat-storage body space, cold water inlet, hot water outlet pipe, hot water temperature adjustment bypass; Control system comprises terminal control unit, measuring instrument, electric control valve, and terminal control unit is connected with measuring instrument and electric control valve.
Phase-transition heat-storage wall box described in the utility model is provided with inspection manhole door.
In high-temperature flue gas air inlet pipe described in the utility model, electric control valve, flowmeter, pressure gauge and thermometer are installed, pressure gauge and thermometer are installed on low-temperature flue gas escape pipe.
In phase-transition heat-storage body space described in the utility model, be inserted with the temperature measurer of phase-change material.
Electric control valve, flowmeter, pressure gauge and thermometer are housed on cold water inlet described in the utility model, flowmeter and thermometer are housed on hot water outlet pipe.
In hot water temperature adjustment bypass described in the utility model, electric control valve is housed.
Accumulation of heat heat pipe described in the utility model is provided with fin outward.
Heat release heat pipe described in the utility model is provided with fin outward.
The utility model accumulation of heat heat pipe and heat release heat pipe are alternately in phase-transition heat-storage body space.
The utility model compared with prior art, has the following advantages and effect: adopt separate two heat pipes to carry out accumulation of heat and heat release, compared with prior art heat exchange efficiency improves greatly on the one hand; Two processes of accumulation of heat and heat release that can realize on the other hand are independently carried out, and complete accumulation of heat A, and locomotive is transported to B and carries out heat release heat supply; Moreover whole accumulation of heat, heat release heat supplying process be all automatic control, realize full intellectualized work.
Accompanying drawing explanation
Fig. 1 is the structural representation of flue gas intelligent mobile heat storage heat supply device in the utility model embodiment.
Fig. 2 is accumulation of heat heat pipe and heat release heat pipe layout top view in phase-transition heat-storage body space.
In figure: 1-casing, 2-high-temperature flue gas air inlet pipe, 3-high-temperature flue gas air inlet, 4-flue gas deflection plate, 5-dividing plate, 6-phase-transition heat-storage, 7-terminal control unit, 8-cold water inlet, 9-cold water inlet, 10-hot water temperature adjustment bypass, 11-hot water outlet pipe, 12-hot water outlet, 13-low-temperature flue gas escape pipe, 14-low-temperature flue gas gas outlet, 15-accumulation of heat heat pipe, 16-heat release heat pipe, 17-cold water deflection plate, 18-exhaust gases passes, 19-become heat storage space, 20-cold water channel.
The specific embodiment
Below in conjunction with accompanying drawing and by embodiment, the utility model is described in further detail, and following examples are to explanation of the present utility model and the utility model is not limited to following examples.
Referring to Fig. 1 and Fig. 2, the utility model embodiment is referring to Fig. 1 to Fig. 2, and the flue gas intelligent mobile heat storage heat supply device in the present embodiment comprises tractor (not shown in FIG.), phase-transition heat-storage casing 1, high-temperature flue gas air inlet pipe 2, high-temperature flue gas air inlet 3, flue gas deflection plate 4, dividing plate 5, phase change heat storage material 6, control system, cold water inlet 8, cold water inlet 9, hot water temperature adjustment bypass 10, hot water outlet pipe 11, hot water outlet 12, low-temperature flue gas escape pipe 13, low-temperature flue gas gas outlet 14, accumulation of heat heat pipe 15, heat release heat pipe 16, cold water deflection plate 17.
The outer surface of phase-transition heat-storage casing 1 has heat-insulation layer, phase-transition heat-storage casing 1 is fixedly installed on tractor, the interior space of phase-transition heat-storage casing 1 is divided into separate not connected three layers by upper and lower two dividing plates 5, ground floor is exhaust gases passes 18 from bottom to up, the second layer is that 19, the three layers of phase-transition heat-storage body spaces are cold water channel 20.
High-temperature flue gas air inlet 3 is connected in high-temperature flue gas air inlet pipe 2 one end, and the other end is connected the exhaust gases passes 18 of phase-transition heat-storage casing 1 ground floor.Low-temperature flue gas gas outlet 14 is connected in low-temperature flue gas escape pipe 13 one end, and the other end is connected the exhaust gases passes 18 of phase-transition heat-storage casing 1.In exhaust gases passes 18, be provided with the flue gas deflection plate 4 that changes flue gas flow direction, the time of staying with prolong smoke in exhaust gases passes 18, strengthen heat transfer effect, the quantity of flue gas deflection plate 4 can be chosen according to actual conditions.
In second layer phase-transition heat-storage body space 19, be full of phase change heat storage material 6, accumulation of heat heat pipe 15 penetrates ground floor exhaust gases passes 18 and second layer phase-transition heat-storage body space 19 from bottom to top, insert in the space of being filled by phase-transition heat-storage body material 6, be fixed by dividing plate 5.The outer fin that adds of accumulation of heat heat pipe 15 is to increase heat transfer effect.
Cold water inlet 9 is connected in cold water inlet 8 one end, and the other end is connected the cold water channel 20 of the 3rd layer of phase-transition heat-storage casing 1.Hot water outlet pipe connects hot water outlet 12 in 11 one end, and the other end is connected the cold water channel 20 of phase-transition heat-storage casing 1.In cold water channel 20, be provided with and change the cold water deflection plate 17 that cold water flows to, to extend the time of staying of cold water in cold water channel 20, strengthen heat transfer effect, the quantity of cold water deflection plate 17 can be chosen according to actual conditions, heat release heat pipe 16 penetrates second layer phase-transition heat-storage body space 19 and the 3rd layer of cold water channel 20 from bottom to top, insert in the space of being filled by phase-transition heat-storage body material 6, be fixed by dividing plate 5, the outer fin that adds of heat release heat pipe 16 is to strengthen heat transfer effect.
Also be provided with hot water temperature adjustment bypass 10 in phase-transition heat-storage casing 1 outside, cold water inlet 8 is connected in hot water temperature adjustment bypass 10 one end, and the other end is connected hot water outlet pipe 11.
Phase-transition heat-storage casing 1 sidewall in the present embodiment is provided with inspection manhole door.
Control system comprises terminal control unit 7, several measuring instruments, several electric control valves, and terminal control unit 7 is connected with measuring instrument and electric control valve.Measuring instrument includes flowmeter, pressure gauge, thermometer, temperature measurer.
Electric control valve, flowmeter, pressure gauge and the thermometer of control system are housed in the high-temperature flue gas air inlet pipe 2 in the present embodiment, pressure gauge and the thermometer of control system is housed on low-temperature flue gas escape pipe 13.
In second layer phase-transition heat-storage body space 19 in the present embodiment, be inserted with the temperature measurer of the phase-change material of control system.
Accumulation of heat heat pipe 15 and heat release heat pipe 16 in phase-transition heat-storage body space 19, strengthen heat transfer effect alternately; Accumulation of heat heat pipe 15 can be chosen according to actual conditions with heat release heat pipe 16 spacing.
Electric control valve, flowmeter, pressure gauge and the thermometer of control system are housed on the cold water inlet 8 in the present embodiment, flowmeter and the thermometer of control system is housed on hot water outlet pipe 11.
The electric control valve of control system is housed in the hot water temperature adjustment bypass 10 in the present embodiment.
When the present embodiment regenerative operation, high-temperature flue gas air inlet 3 is connected with extraneous flue, start the electric control valve in high-temperature flue gas air inlet pipe 2, high-temperature flue gas enters exhaust gases passes 18 by high-temperature flue gas air inlet pipe 2, under the effect of flue gas deflection plate 4, be serpentine and flow through exhaust gases passes 18, with the 15 cold junction generation heat exchanges of accumulation of heat heat pipe, working media in accumulation of heat heat pipe 15 is subject to thermal evaporation and rises to accumulation of heat heat pipe 15 hot junctions, transfer heat to the phase change heat storage material 6 outside pipe by accumulation of heat heat pipe 15 hot junctions again, the temperature of phase change heat storage material 6 raises gradually, before not reaching phase transformation temperature points, phase change heat storage material 6 absorbs and stores sensible heat, in the time reaching phase transformation temperature points, phase change heat storage material 6 starts to occur states of matter and changes, solid-state liquefy, absorb heat simultaneously, now phase change heat storage material 6 stores latent heat, when temperature exceedes phase transformation temperature points, phase change heat storage material 6 continues heat absorption and stores sensible heat, the phase change heat storage material 6 absorbing after heat can heat heat release heat pipe 16, by phase change heat storage material temperature measurer, phase change heat storage material is carried out to monitoring temperature, temperature signal feeds back to terminal control unit 7, in the time that the temperature of phase change heat storage material temperature measurer monitoring reaches setting value, terminal control unit 7 regulates the electric control valve in high-temperature flue gas air inlet pipe 2 to cut out, heat-accumulating process finishes.High-temperature flue gas temperature after heat absorption reduces, and is discharged through low-temperature flue gas gas outlet 14 by low-temperature flue gas escape pipe 13.The utility model that completes accumulation of heat can be transported to hot user by tractor and locate, for it provides hot water supply and heating service.
When the present embodiment heat release heat supply running, cold water inlet 9 is connected with extraneous cold water pipes, start the electric control valve on cold water inlet 8, cold water enters cold water channel 20 by cold water inlet 8, under the effect of cold water deflection plate 17, be serpentine and flow through cold water channel 20, there is heat exchange with heat release heat pipe 16 hot junctions, after heat release heat pipe 16 working medias are condensed, be back to cold junction and carry out heat exchange with the phase-change material 6 that completes accumulation of heat, phase-change material 6 temperature reduce, in the time reaching phase transition temperature, phase-change material 6 starts to undergo phase transition, liquid state becomes solid-state, release heat simultaneously.Hot water after heated is delivered to hot user through hot water outlet 12 through tubing pump by hot water outlet pipe 11 and locates, hot water effluent's temperature is monitored by the thermometer being arranged on hot water outlet pipe 11, temperature signal feeds back to terminal control unit 7, in the time that hot water effluent's temperature requires temperature higher than user, side controller 7 regulates the motorized adjustment valve opening on hot water temperature adjustment bypass 10 and cold water inlet 8, finally make hot water outlet 12 hot water out meet user's requirement, in the time of temperature that hot water outlet 12 temperature out requires lower than hot user, terminal control unit 7 regulates the electric control valve in cold water inlet 8 and hot water temperature adjustment bypass 10 that it is closed, finish heat release and heat supplying process.
The utility model accumulation of heat, heat release heat supplying process are controlled according to feedback signal automatically by terminal control unit 7 completely, without manual operation, have realized complete intelligent work.
In addition, it should be noted that, the specific embodiment described in this description, shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this description is only to the explanation of the utility model structure example.