A kind of modularization efficient constant-temperature energy-saving steam engine system
Technical field
The utility model relates to a kind of steam engine, especially a kind of modularization energy-efficient high-temperature steam machine system is related to, belonging to combustion gas is the steam generating device field of the energy, particularly by combustion gas on energy-conservation basis, produce high-temperature high-pressure steam efficiently.
Background technology
At present, the energy that known steam engine adopts has coal, combustion gas, electricity and solar energy, makees the steam boiler of the energy with coal, and owing to will produce a large amount of exhaust emission environment, Energy Efficiency Ratio is low simultaneously, has been in and has progressively eliminated.Electricity is a kind of clean energy resource, but the Initial energy source producing electricity in a large number or adopt the coal of firepower, and the thermal efficiency of electricity and cost all determine to advocate energetically.Solar energy is a kind of energy of most environmental protection, but is applied in steam engine field at present, is limited by the technology restriction of current solar energy heat utilization field, also cannot the application of popularization.
Comparatively speaking, adopt combustion gas as the energy of steam engine, efficiency of combustion is high, and the tail gas of generation is also few, is a kind of only selection.Although had in the market adopt combustion gas as the energy steam engine use, also have corresponding patent document.But it is desirable all not to the utmost, mainly there is following problem: the first heat exchange efficiency is not high, the heat of fuel gas buring is not fully used, and adopts " water bag fire " or " fiery Bao Shui " all to there is extreme misery contact area little, and hot gas is short and cannot fully heat exchange in the combustion road time; Second goes out the speed of steam slowly, and the temperature of steam is unstable; The water content of the 3rd steam is uncontrollable; The dilatation of Quaternary system system is inconvenient.
Summary of the invention
In order to overcome the deficiency that existing product exists, the utility model provides a kind of modularization efficient constant-temperature energy-saving steam engine system, native system is designed to functional module relatively independent one by one each main function components of composition steam engine, and each module can be very convenient according to the dilatation of system scale flexible organization; The heat exchanging body of novel original creation is adopted to increase substantially heat exchange efficiency; What promote steam by independently hot collecting function module and Hot swapping heat exchange goes out vapour speed, ensures the stable and consistent of vapor (steam) temperature; Utilize up-to-date sensor technology and Controlled by micro computer technology, arbitrarily each top parameter of setting steam, system is run according to the parameter preset.
The utility model solves the technical scheme that its technical problem adopts: a kind of modularization efficient constant-temperature energy-saving steam engine system, this system comprises the large parts of combustion chamber, steam generation chamber, waste heat collector, preheating chamber, air intake device and intelligent controller six, and water inlet, venthole, air inlet, sewage draining exit and exhaust outlet, water inlet is connected with the preheating water tank of preheating chamber, and venthole is connected with the steam chest top of steam generation chamber, and air inlet is connected with the air inlet pipe of combustion chamber, and sewage draining exit is connected with bottom the steam chest of steam generation chamber, and exhaust outlet communicates with the tuyere tube of air intake device, described combustion chamber, steam generation chamber, waste heat collector, preheating chamber, air intake device and smart controller system are installed in frame, and this combustion chamber, steam generation chamber, waste heat collector, preheating chamber and air intake device are arranged in order from the bottom up, six large parts form a minimum system jointly, and each parts are separate functional modules, form a larger system by increasing functional module, outside water enters into preheating water tank from water inlet, first time heat exchange is carried out in preheating water tank, realize heating up to the first time of water, water after intensification is under the control of intelligent controller, timesharing is injected in the secondary water tank of steam generation chamber step by step, second time Hot swapping is completed in secondary water tank, thus realize heating up to the second time of water, replaced high-temperature-hot-water out flow in the steam chest of steam generation chamber, third time heat exchange is carried out with the heat exchange section of jurisdiction of several pieces high temperature in steam chest, realize heating up to the third time of water, form a large amount of high temperature and high pressure steams to be exported by venthole, thus complete once energy-efficient water vapor process.
Can be well understood to from water vapor process of the present utility model, first time heat exchange of the present utility model and second time Hot swapping are that a kind of water of zero energy consumption is heated, and all thermal energy all come from the waste heat recycling of third time heat exchange; Third time heat exchange is combustion gas several pieces heat exchange sections of jurisdiction in a combustion chamber in combustion heating steam chest, the heat exchange section of jurisdiction of high temperature and the high-temperature-hot-water flowed in steam chest carry out large area Rapid Thermal and exchange and form a large amount of high-temperature steams, pipeline waste heat in heat transfer process in heat exchange section of jurisdiction enters preheating chamber by waste heat collector, in preheating chamber, be used to first time heat exchange, the waste heat of heat exchange section of jurisdiction itself and steam chest is used to second time Hot swapping.This substep heats up and particularly adopts the Hot swapping advantage brought of vaporizing to be: the water entered in first utility model in steam chest is a kind of high-temperature-hot-water, being different from general high-temperature fuel gas steam engine completely taps into into vaporization at the tap water direct of vaporium, is also different from the vaporization that the warm water that utilizes general flue to reclaim directly enters.Because entering in steam chest is high-temperature-hot-water, the benefit brought is that the fast efficiency of vapor (steam) velocity high, and the temperature constant of steam, heat utilization efficiency significantly promotes.Simultaneously because intelligent controller is according to the parameter preset, and come from the data such as temperature, pressure, water content of sensor, accurately can control the time interval and the water yield that hot water enters steam generation chamber, thus also accurately control the water content of steam and the temperature of steam, and the quantity of steam of steam.
The secondary water tank of described steam generation chamber and steam chest are rabbeted by pipeline and are communicated with, and have several pieces heat exchange sections of jurisdiction in this steam chest; Described steam generation chamber also includes the mouth of a river and detection mouth, water inlet is on the top of secondary water tank, by pipeline and be connected in series ducted magnetic valve and be connected with the delivery port of preheating water tank, detection mouth is in secondary tank top, and the cable of sensor and magnetic valve is connected on the corresponding interface of intelligent controller.The utility model adopts the advantage brought of unique secondary water tank to be: first adopts secondary water tank that the sensor of intelligent controller can be utilized to detect the related data of steam chest, and these data are many and reliable and stable more accurately than direct-detection in steam chest; Second secondary water tank enters the transfer of steam chest as water, waste heat can be utilized to reach warm water is risen to high-temperature-hot-water, the temperature of this high-temperature-hot-water water temperature closely in steam chest, so each high-temperature-hot-water flows into the change that steam chest just brings vapor (steam) temperature in steam chest hardly, if do not adopt this technology, the tap water direct of outside is such as adopted to tap into into steam chest, then because a large amount of water at low temperature enters steam chest, significantly will certainly reduce the vapor (steam) temperature in this moment, vapor (steam) temperature would not be stablized, or high or low; Adopt the pre-heat recovery technology of general flue for another example, the rising that water temperature is just very limited, such water enters the significantly reduction that steam chest can bring vapor (steam) temperature in the same old way.The steam of what therefore the utility model brought is a kind of constant temperature.
Described heat exchange section of jurisdiction, a kind of by two panels metal one-time entirety forging and stamping formation, with the sheet metal of dog leg piping, dog leg piping in sheet forms burning gallery, whole sheet metal after simultaneously forging structure becomes again the high efficient heat exchanging body that has huge heat exchange area, there are upper and lower two ends this heat exchange section of jurisdiction, communicates outside the top that the upper end of heat exchange section of jurisdiction is exposed at steam chest with the bottom of waste heat collector, communicates outside the bottom that the lower end of heat exchange section of jurisdiction is exposed at steam chest with combustion chamber.Heat exchange section of jurisdiction of the present utility model is neither same as bending single tube heat exchanging body in the market, also be different from the heat exchanging body adding some wings on swan-neck, no matter be manufacturing process, or heat transfer effect all cannot be mentioned in the same breath compared with the above two, tortuous fire tube on market is a bending single tube heat exchange, and heat exchange section of jurisdiction of the present utility model is sheet heat exchange, heat exchange area is the decades of times of single tube heat exchange.The raising of the heat exchange efficiency brought thus is apparent.And manufacturing process is also different, the former current the author's finding is all adopt single tube segmentation welding substantially, and the heat exchange section of jurisdiction of the technique of service life and an excellent suitability for press forming does not have comparativity.
Described preheating chamber also comprises heat exchanger tube in preheating water tank and delivery port, described delivery port is connected with the water inlet of steam generation chamber on preheating water tank top, described heat exchanger tube is fixed in preheating water tank, it is a kind of coil arrangement, communicate with air intake device outside the top that the upper end of described heat exchanger tube is exposed at preheating water tank, the lower end of this heat exchanger tube is connected to waste heat collector.Adopt coil pipe to absorb waste heat, farthest can utilize waste heat, embody better energy-saving effect.That simple single flue absorption waste heat cannot be compared.
Described waste heat collector is between preheating chamber and steam generation chamber, and this waste heat collector is that the waste heat of the upper end outlet of several heat exchange section of jurisdiction is converged the heat exchanger tube that set enters the preheating water tank of preheating chamber together; Described waste heat collector is a kind of device with flat broadening formation.Adopt waste heat collector can increase substantially the utilization rate of waste heat, be convenient to preheating chamber waste heat recovery.The utility model is in order to improve heat utilization efficiency as can be seen here, realizes energy-conservation object, implementation be distributed combustion, the heat exchange of corresponding distribution burst, waste heat centralized recovery concentrates heat exchange.
Described intelligent controller comprises MCU mainboard, waterway electromagnetic valve, electromagnetic valve of gas circuit, temperature sensor, level sensor, pressure sensor, gas leakage detecting sensor, multifunction push key, variable connector and display screen, waterway electromagnetic valve is serially connected on the pipeline of the delivery port of preheating water tank, electromagnetic valve of gas circuit is serially connected in air inlet pipeline, the temperature of integration, water level, pressure sensor is placed in sensor interface, variable connector controls igniting, the quick slow rotation of air intake device, the control cable of magnetic valve and the signal cable of sensor are all connected on the corresponding port of intelligent controller.Display screen can show the duty of each functional part, the data of each sensor, each parameter of display setting.
Described combustion chamber comprises into gas header pipe, enters the left arm of combustion gas, enters the right arm of combustion gas, left burner, right burner and gas control valve, described enter the left arm of combustion gas and enter the right arm of combustion gas and be all connected on gas header pipe, described gas control valve is arranged on on gas header pipe; Described left burner is connected on the left arm of combustion gas, and this left burner is provided with several left burner noz(zle), and described each left burner noz(zle) is provided with several left spray orifice; Described right burner is connected on the right arm of combustion gas, and this right burner is provided with several right burner noz(zle), and described each right burner noz(zle) is provided with several right spray orifice.Entering on fuel gas pipeline to be connected in series electromagnetic valve of gas circuit according to demand, having intelligent controller to control the switch of each way solenoid valve, thus the quantity of switch burner noz(zle).Described burner noz(zle) adopts one to one, or many-to-one form is corresponding with the lower end of heat exchange section of jurisdiction.Namely burner noz(zle) may correspond to the lower end of a heat exchange section of jurisdiction, also can the lower end of the corresponding heat exchange section of jurisdiction of multiple burner noz(zle).The lower end of heat exchange section of jurisdiction is exactly the flare hot gas inlet port of burner noz(zle).
The skin of described steam chest, preheating water tank and secondary water tank has the heat-insulation layer of high temperature-proof, and wherein the interior outside of steam chest and secondary water tank can be coated with resistant to elevated temperatures thermal insulation coatings further.
The beneficial effects of the utility model are, significantly promote the heat utilization efficiency of the fuel gas buring of gas steam engine, and steam gives vent to anger fast and stable efficiently, and can export constant-temperature high-pressure steam, modularized design, System Expansion is flexible.That one is both energy-conservation, the steam engine system having Efficient high-temperature withstand voltage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further.
Fig. 1 is configuration diagram of the present utility model.
Fig. 2 is the schematic diagram of steam generation chamber.
Fig. 3 is the structural representation of heat exchange section of jurisdiction.
Fig. 4 is preheating chamber schematic diagram.
101. combustion chambers in figure, 102. steam generation chamber, 103. waste heat collectors, 104. preheating chambers, 105. air intake devices, 106. intelligent controllers, 201. air inlets, 202. sewage draining exits, 203. ventholes, 204. water inlets, 205. exhaust outlets, 210. steam chests, 211. secondary water tanks, 212. heat exchange sections of jurisdiction, 213. detection mouths, 214. water inlets, pipeline in 215., 216. metal full wafers, 220. preheating water tank, 221. heat exchange coils, 222. delivery ports, 230. waterway electromagnetic valves, 231. electromagnetic valve of gas circuit, 232. burner noz(zle)s, 233. cables, 234.MCU mainboard.
Detailed description of the invention
In FIG, minimum system of the present utility model can be had a clear understanding of, frame has six functions module, install combustion room (101), steam generation chamber (102), waste heat collector (103), preheating chamber (104), air intake device (105) successively from the bottom up, intelligent controller (106) controls cable accordingly and is connected in remaining five parts.System external also has five interfaces, the air inlet (201) be communicated with combustion chamber (101) respectively, the venthole (203) be communicated with steam generation chamber (102) and sewage draining exit (202), the water inlet (204) be communicated with preheating chamber (104), the exhaust outlet (205) be communicated with air intake device (105).Air inlet (201) connects combustion gas by pipeline, and water inlet (204) is connected to running water, and venthole (203) is connected to and needs on the facility of steam, and exhaust outlet (205) is connected to exhaust emissions.
Show the inside structure schematic diagram of steam generation chamber (102) in fig. 2, a steam generation chamber (102) comprises inner steam chest (210), secondary water tank (211) and several pieces heat exchange sections of jurisdiction (212), and every sheet heat exchange section of jurisdiction (212) has two port upper port (217) and lower port (218).Fig. 3 is the schematic top plan view of heat exchange section of jurisdiction (212), there is the one-shot forming of two panels metal forging a slice heat exchange section of jurisdiction (212), there are a bending pipe passage (215) and sheet metal (216) in heat exchange section of jurisdiction (212), and sheet metal (216) and pipe passage (215) are an entirety.Fig. 4 is the internal structure schematic diagram of preheating chamber of the present utility model (104), comprise a preheating water tank (220), a heat exchange coil (221) and a delivery port (222), this delivery port (222) is connected with the water inlet (214) of steam generation chamber (102) with waterway electromagnetic valve (230) by pipeline.
Operation principle of the present utility model describes: gas pipeline is passed through in combustion gas, enter air inlet (201) and electromagnetic valve of gas circuit (231), air inlet is lighted a fire to combustion chamber (101), burn in combustion chamber (101), there is multiple burner noz(zle) (232) combustion chamber (101), the quantity of the quantity of burner noz(zle) (232) and the heat exchange section of jurisdiction (212) of steam generation chamber (102) can be one to one, also can many-one, namely the burner noz(zle) (232) of a combustion chamber (101) may correspond to a heat exchange section of jurisdiction (212), also can the corresponding heat exchange section of jurisdiction (212) of multiple burner noz(zle) (232).Simultaneously outside water enters into water by water inlet (204) preheating water tank (220) of preheating chamber (104), after water in preheating water tank (220) carries out first time heat exchange intensification, intelligent controller (106) is according to the sensing data detected, by controlling waterway electromagnetic valve (230) timesharing substep ground, the warm water in preheating water tank (220) is injected in the secondary water tank (211) of vaporium (102), each new warm water injected all replaces press-in steam chest (210) at the high-temperature-hot-water of secondary water tank (211) original, second time replaces heat exchange, after high-temperature-hot-water enters steam chest (210), heat exchange is carried out with several pieces heat exchange sections of jurisdiction (212) in steam chest (210), produce a large amount of high-temperature steams.In whole process, the related data of intelligent controller (106) foundation sensor can adjust the suction air volume of air intake device (105) at any time, thus adjustment combustion chamber (101) burning fire power, also corresponding bring the quantity of steam of steam and adjustment steam go out stripping temperature.Intelligent controller (106), by controlling the inflow of waterway electromagnetic valve (230), also can adjust the water content of steam at any time.
An once complete water vapor process of the present utility model that Here it is.The difference of the steam engine on the utility model difference and existing market can be seen thus: the first preheating mechanism is different, the preheating of first time heat exchange of the present utility model is by the pipeline waste heat of waste heat collector (103) set convergence from vaporium (102), carry out centralized preheating, second time employing is the heat exchange mode of Hot swapping, it is all for twice zero energy consumption preheating, namely do not need, additionally at the consumption energy, to utilize waste heat.Be different from the mechanism of the reverse repeatedly preheating adopting flue completely.Second heat exchanging body in vaporium (102) is completely different, the utility model adopts the heat exchange section of jurisdiction (212) of original creation, its heat exchange area is the decades of times of common heat exchanger tube, and the thermal efficiency brought thus improves, and benefit is also obviously.The vaporization mode of the 3rd water is different, and adopt substep intensification, Rapid replacement heat exchange, reach a high temperature hot water vaporization, thus provide a kind of constant temp. steam.4th overall architecture is different, component function modularization, connection between module is different, simultaneously because intelligent controller (106) controls each functional module, thus easily realizes adjusting quantity of steam, vapor (steam) temperature, steam water content, constant temp. steam etc. at any time.
In sum, a kind of modularization efficient constant-temperature steam engine system, adopts modularized design, and utilize the heat exchanging body of heat exchange section of jurisdiction as vaporium of novel original creation, heat exchange efficiency is high.Adopt waste heat centralized recovery technology and displacement heat transfer technology, fully improve the utilization rate of combustion heat energy, energy-saving effect is obvious.Adopt high-temperature-hot-water vaporisation techniques, not only go out vapour speed fast, and the temperature stabilization after vaporization, water content is constant.Adopt intelligent controller technology, do accurate control to whole system, Automatic Control is time saving and energy saving energy-conservation again.
In addition, it should be noted that, the specific embodiment described in this description, the shape, institute's title of being named etc. of its parts and components can be different, diagram in legend is also schematic, and the above content described in this description is only to the explanation of the utility model structure example.The equivalence change that structure, feature and principle described in all foundation the utility model inventional idea are done or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.