CN205304647U - Engine exhaust temperature difference power generation devices - Google Patents
Engine exhaust temperature difference power generation devices Download PDFInfo
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- CN205304647U CN205304647U CN201620013499.4U CN201620013499U CN205304647U CN 205304647 U CN205304647 U CN 205304647U CN 201620013499 U CN201620013499 U CN 201620013499U CN 205304647 U CN205304647 U CN 205304647U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model relates to an engine exhaust temperature difference power generation devices, its characterized in that includes: thermoelectric generation group (7), the fixed hexagonal socket nut (7 -3) of thermoelectric generation group, thermoelectric generation group coolant outlet pipe (7 -5), radiator (13), water tank (14), wet return (15), water tank solenoid valve switch (20), circulating water pump (21), charge -discharge battery (22), thermoelectric generation group anodal (25), thermoelectric generation organize negative pole (26), the device is with low costs, operates steadily, and is longe -lived.
Description
Technical field
This utility model relates to engine tail gas exhaust heat utilizing device, particularly relates to a kind of motor exhaust temperature difference electricity generation device.
Background technology
Vehicle in city operations, electromotor is often in operating modes such as low speed, idling, starting acceleration, it is in closedown or quick open mode due to air throttle, causes engine charge pipe pressure low, particularly worm gear supercharging electromotor, owing to the compressor of worm gear supercharging is to drive turbine by exhaust energy, but during due to operating modes such as low speed, idling, starting acceleration, exhaust energy is low, the energy driving turbine is low, causing turbine speeds low, the rotating speed passing to compressor is also low; Making air input of engine by air few, aerofluxus is insufficient, and in cylinder, residual gas is high, causes electromotor charging efficiency low; Burning Deng engine continuous, delivery temperature rises, and exhaust energy increases, and drives worm gear machine rotating speed to promote, and the rotating speed passing to compressor also promotes; At this moment air input of engine by air just improves, the therefore required longer time, causes turbocharged engine air inlet sluggish, the shortcomings such as low speed torque is not enough; When starting for turbocharged engine, moment of torsion is low, and acceleration is poor, reduces the cornering ability of automobile, acceleration and handling.
Worm gear supercharging electromotor is often in the operating mode such as low speed, idling, and worm gear supercharging air input of engine by air is not enough; Due to rich mixture, in-cylinder combustion is insufficient, Combustion Cycle Variability rate big, causes worm gear supercharging engine emission pollutant more serious, and for gasoline engine, its nitrogen oxides, carbon monoxide, hydrocarbon emission are serious; For diesel engine, its soot, nitrogen oxides, carbon monoxide, hydrocarbon the discharge such as derivant serious; Both serious environment pollution, is likely to result in photochemical reaction when serious; Owing to worm gear supercharging electromotor in-cylinder combustion is incomplete, its fuel efficiency rate is low, causes worm gear supercharging engine efficiency or even car load inefficiency.
Worm gear supercharging electromotor is often in the operating mode such as low speed, idling, sluggishness due to worm wheel pressure booster, worm gear supercharging air input of engine by air is not enough, causing burning insufficient, for gasoline engine supercharging, its nitrogen oxides, carbon monoxide, hydrocarbon emission are serious, and do not reach the best catalytic temperature of triple-effect catalytic unit, causing catalyst catalytic performance low, and be chronically at the state that engine combustion is insufficient, triple-effect catalytic unit easily causes catalyst failure, the symptom such as poisoning, for diesel engine supercharging, its soot, nitrogen oxides, carbon monoxide, the discharge such as the derivant of hydrocarbon is serious, so SCR (SCR being reducing agent with ammonia) being belonged to for a long time the work of over loading, service life to SCR, stability etc. propose the requirement of harshness, due to low speed, the operating modes such as idling, turbo-charging diesel motor burning is insufficient, its soot, PAHs (polycyclic aromatic hydrocarbon) sharply produces, grain catcher reaches capacity soon, need burning frequently and update, service life and stability to grain catcher have higher requirement.
Utility model content
For overcoming the technical problem existed in prior art, this utility model provides a kind of engine tail gas waste-heat to reclaim thermo-electric generation and electric rotating machine auxiliary worm wheel pressurizer and method.
The technical solution of the utility model there is provided a kind of motor exhaust temperature difference electricity generation device, it is characterised in that including: thermo-electric generation group, thermo-electric generation group fix hexagonal socket nut, thermo-electric generation group cooling water outlet pipe, radiator, water tank (14), return pipe, water tank electromagnetic threshold switch, water circulating pump, discharge and recharge accumulator, thermo-electric generation group positive pole, thermo-electric generation group negative pole;
Wherein: thermo-electric generation group is installed in series and connects at exhaustor; Thermo-electric generation group is passed through screw thread compact siro spinning technology with exhaustor by the fixing hexagonal socket nut of thermo-electric generation group, is fixed on automobile chassis;
Thermo-electric generation group cooling water outlet pipe is connected by pipeline with the water inlet pipe of radiator; The outlet pipe of radiator is connected with water tank, and return pipe is fixed on water tank; Radiator drain is connected with water tank electromagnetic threshold switch, and water tank electromagnetic threshold switch is connected water circulating pump and connected by pipeline, and water tank electromagnetic threshold switch controls the break-make of water tank; Water circulating pump is connected with thermo-electric generation group cooling water inlet pipe by pipeline; Thermo-electric generation group positive pole is connected with discharge and recharge accumulator charging positive pole by blister copper electric wire, and thermo-electric generation group negative pole is connected with discharge and recharge accumulator charging negative pole by blister copper electric wire; Thermo-electric generation group temperature sensor is threaded connection and is fixedly mounted in thermo-electric generation group.
The beneficial effects of the utility model there are provided and a kind of vehicle exhaust energy can be utilized to carry out the device generated electricity. This installation cost is low, operates steadily, and the life-span is long.
Accompanying drawing explanation
Fig. 1 is that motor exhaust thermo-electric generation drives electric rotating machine auxiliary worm wheel pressurizer always to scheme;
Fig. 2 is motor exhaust thermo-electric generation group figure;
Fig. 3 is engine turbine supercharging schematic diagram figure;
Wherein: 1-engine cylinder-body, 2-toggle, 3-piston, 4-exhaust valve, 5-exhaust duct, 6-exhaust gas temperature sensor, 7-thermo-electric generation group, 7-1 thermo-electric generation group, 7-2 thermo-electric generation group fixes plate, 7-3 thermo-electric generation group fixes hexagonal socket nut, 7-4 thermo-electric generation group cooling water outlet pipe, 7-5 thermo-electric generation group cooling water inlet pipe, 8-thermo-electric generation group cooling water pipe, 9-thermo-electric generation group thermocouple unit, 10-exhaustor, 11-thermo-electric generation group recirculated water, 12-thermo-electric generation group temperature sensor, 13-radiator, 14-water tank, 15-return pipe, 16-water tank high position liquid level alarm 17-water tank is let go manual/auto switch, 18-water tank low level liquid level alarm, 19-ECU, 20-water tank electromagnetic threshold switch, 21-water circulating pump, 22-discharge and recharge accumulator, 23-electric rotating machine positive pole, 24-electric rotating machine negative pole, 25-thermo-electric generation group positive pole, 26-thermo-electric generation group negative pole, 27-electric rotating machine power-on switch, 28-discharge and recharge battery discharging negative pole, 29-discharge and recharge battery discharging positive pole, 30-discharge and recharge electric quantity of power supply is monitored, 31-rotating speed of gas compressor sensor, 32-air inlet pipe, 33-worm wheel pressure booster rotating shaft, 34-compressor rotating vane, 35-electric rotating machine, 35-1 electric rotating machine, 35-2 electric rotating machine rectangle flat key, 35-3 electric rotating machine positive pole, 35-4 electric rotating machine negative pole, 36-compressor housings, 37-turbo blade, 38-turbine shroud, 39-exhaust gas by-pass valve, 40-charge air cooler, 41-throttle sensor, 42-air intake duct, 43-inlet valve, 44-spark plug, 45-engine speed sensor.
Detailed description of the invention
Below with reference to accompanying drawing 1-3, the technical solution of the utility model is described in detail.
As Figure 1-3, a kind of engine tail gas waste-heat reclaims temperature difference electricity generation device, including: a kind of motor exhaust temperature difference electricity generation device, it is characterised in that including: thermo-electric generation group 7, thermo-electric generation group fix hexagonal socket nut 7-3, thermo-electric generation group cooling water outlet pipe 7-5, radiator 13, water tank 14, return pipe 15, water tank electromagnetic threshold switch 20, water circulating pump 21, discharge and recharge accumulator 22, thermo-electric generation group positive pole 25, thermo-electric generation group negative pole 26;
Wherein: thermo-electric generation group 7 is installed in series and connects at exhaustor 10; Coaxially connected, junction employing metallic gasket guarantees to seal, it does not have waste gas overflows, and thermo-electric generation group 7 is passed through screw thread compact siro spinning technology with exhaustor 10 by the fixing hexagonal socket nut 7-3 of thermo-electric generation group, is fixed on automobile chassis;
Thermo-electric generation group cooling water outlet pipe 7-5 is connected by pipeline with the water inlet pipe of radiator 13; The outlet pipe of radiator 13 is connected with water tank 14, and return pipe 15 is fixed on water tank; Water tank 14 outlet pipe is connected with water tank electromagnetic threshold switch 20, and water tank electromagnetic threshold switch 20 is connected water circulating pump 21 and connected by pipeline, and water tank electromagnetic threshold switch 20 controls the break-make of water tank 14; Water circulating pump 21 is connected with thermo-electric generation group cooling water inlet pipe 7-5 by pipeline, and pipeline adopts clip compact siro spinning technology; Thermo-electric generation group positive pole 25 is connected by the blister copper electric wire positive pole that charges with discharge and recharge accumulator 22, and thermo-electric generation group negative pole 26 passes through the blister copper electric wire negative pole that charges with discharge and recharge accumulator 22 and is connected; Thermo-electric generation group temperature sensor 12 is threaded connection and is fixedly mounted in thermo-electric generation group 7.
Electric wire be connected by resistant to elevated temperatures duct wraps, it is prevented that temperature is too high and the danger such as thawing electric leakage causing electric wire; Thermo-electric generation group temperature sensor 12 is threaded connection and is fixedly mounted in thermo-electric generation group 7, and the other end of thermo-electric generation group temperature sensor 12 accesses ECU19, and by Real-time Collection, the temperature signal in thermo-electric generation group 7 passes to ECU19; Judging the temperature height in thermo-electric generation group 7, thereby through the calculating of ECU19, control the uninterrupted of water circulating pump 21, thermo-electric generation group 7 cooling automatically controls; Electric rotating machine 35 is coaxial with worm wheel pressure booster, the axle of electric rotating machine 35 and worm wheel pressure booster axle is coupled together by electric rotating machine flat key 35-2; Electric rotating machine positive pole 23 is connected with discharge and recharge battery discharging positive pole 29 by thick electric wire, and electric rotating machine negative pole 24 is connected with discharge and recharge battery discharging negative pole 28 by thick electric wire; Electric rotating machine 35 break-make is controlled by electric rotating machine power-on switch 27, ECU19 is according to the rotating speed size that discharge and recharge electric quantity of power supply is monitored 30 and rotating speed of gas compressor sensor 31, judge that whether size and the rotating speed of gas compressor of the electricity of discharge and recharge accumulator 22 be too high, thus controlling electric rotating machine power-on switch 27, thus determine whether electric rotating machine 35 connects rotation; Electric rotating machine 35 is under having powered by direct current, and electric rotating machine 35 rotary motion, thus worm wheel pressure booster rotating shaft 33 also and then moves; When the turbine of worm wheel pressure booster is under the driving of aerofluxus, worm wheel pressure booster rotating shaft 33 moves, the existence of electric rotating machine 35, can accelerate the rapid movement of worm wheel pressure booster rotating shaft 33; Rotating speed of gas compressor sensor 31 is threadably secured and is arranged in compressor housings 36; Exhaust gas by-pass valve 39 is connected by pipeline and motor exhaust bypass pipe are fixing, being connected by clip clamping, it is prevented that gas leakage, ECU19 processes according to the tach signal that rotating speed of gas compressor sensor 31 is gathered, when rotating speed of gas compressor is when certain limit, exhaust gas by-pass valve 39 is closed;When rotating speed of gas compressor exceedes setting value, ECU19 controls exhaust gas by-pass valve 39 and opens, aerofluxus will directly be passed through from exhaust gas by-pass valve 39, a small amount of passes through from turbine, reduce the rotary speed of wormwheel blade 37, wormwheel blade 37 and compressor blade 34 are coupled together by worm wheel pressure booster rotating shaft 33, therefore compressor blade rotating speed also reduces, the air inflow sucked from air inlet pipe 32 also reduces, protection compressor blade 34 rotating speed and wormwheel blade 37 rotating speed are too high, cause centrifugal force too big, cause the damage of worm wheel pressure booster, and compressor blade 34 rotating speed and wormwheel blade 37 rotating speed too high, the friction aggravation of worm wheel pressure booster rotating shaft 33, to lubricating system, cooling system is had higher requirement, charge air cooler 40 import is connected by pipeline with blower outlet, is connected by clip clamping, it is prevented that gas leakage, charge air cooler 40 outlet is connected by pipeline with air intake duct 42, is connected by clip clamping, it is prevented that gas leakage, after gas boosting, the temperature of gas can go up assorted, density will reduce, mass flow reduces, adopt charge air cooler 40 that the gas of supercharging is cooled down, gas density after supercharging can improve, mass flow increases, and the gas entering engine inlets 42 is more many, and the gas flowing through inlet valve 43 is more many, after 44, spark plug under effect, engine combustion is more abundant, and pollutant effulent is more many, and the torque of toggle 2 release is more big, piston 3 does work more big, electromotor is in during the operating mode such as low speed, acceleration extremely important, and exhaust valve 4 is when opening, the gas given off is more big through the flow of exhaust duct 5, energy in waste gas is with more big, it is more big that thermo-electric generation group 7 can be used in thermo-electric generation group thermocouple unit 9 generated energy, the electric energy that discharge and recharge accumulator 22 stores is also more big, thus discharge capability is also more strong, electric rotating machine 35 rotating speed is more fast, forms a circulation, throttle sensor 41 is fixedly mounted on air throttle, the signal of ECU19 Real-time Collection throttle sensor 41, it is judged that the load of electromotor, engine speed sensor 45 is threadably secured and is arranged on Flywheel disc, the signal of ECU19 Real-time Collection engine speed sensor 45, measures the rotating speed of electromotor, exhaust gas temperature sensor 6 is threadably secured and is arranged on exhaust duct exit, and ECU19 Real-time Collection Tail Pipe Temperature sensor 6 collects the temperature of exhaustor, water tank high position liquid level alarm 16 is threadably secured in installation water tank 14, water tank low level liquid level alarm 18 is threadably secured and is arranged in water tank 14, the liquid level height of the water in real-time monitoring water tank 14, when user's water in subsidiary water tank 14, if liquid level exceedes the height of water tank level alarm 16, ECU19 will report to the police, prompting user's water tank level is too high, and user can manually let go manual/auto switch 17 by regulating tank, regulating liquid surface, when in water tank 14, liquid level is lower than the height of the low liquid level alarm 17 of water tank, ECU20 will report to the police, and prompting user's water tank level is too low, please the timely moisturizing of user. throttle sensor 41, engine speed sensor 45, exhaust gas temperature sensor 6, exhaust gas by-pass valve 39, rotating speed of gas compressor sensor 31, discharge and recharge battery discharging positive pole 29, discharge and recharge electric quantity of power supply monitoring 30, water circulating pump 21, thermo-electric generation group temperature sensor 12, water tank electromagnetic threshold switch 20, water tank high position liquid level alarm 16, water tank low level liquid level alarm 18, water tank is let go manual/auto switch 17 and is connected ECU19, these data of ECU19 Real-time Collection also process, output signal controls water circulating pump 21, electric rotating machine power-on switch 27 action and water tank are let go manual/auto switch 17.
Although this utility model is with preferred embodiment openly as above, but embodiment is not of the present utility model for limiting. Without departing from the spirit and scope of this utility model, any equivalence done changes or retouching, also belongs to the protection domain of this utility model. Therefore the content that protection domain of the present utility model should define with claims hereof is for standard.
Claims (1)
1. a motor exhaust temperature difference electricity generation device, it is characterised in that including: thermo-electric generation group (7), thermo-electric generation group fix hexagonal socket nut (7-3), thermo-electric generation group cooling water outlet pipe (7-5), radiator (13), water tank (14), return pipe (15), water tank electromagnetic threshold switch (20), water circulating pump (21), discharge and recharge accumulator (22), thermo-electric generation group positive pole (25), thermo-electric generation group negative pole (26);
Wherein: thermo-electric generation group (7) is installed in series and connects at exhaustor (10); Thermo-electric generation group fixes hexagonal socket nut (7-3) by thermo-electric generation group (7) and exhaustor (10) by screw thread compact siro spinning technology, is fixed on automobile chassis;
Thermo-electric generation group cooling water outlet pipe (7-5) is connected by pipeline with the water inlet pipe of radiator (13); The outlet pipe of radiator (13) is connected with water tank (14), and return pipe (15) is fixed on water tank; Water tank (14) outlet pipe is connected with water tank electromagnetic threshold switch (20), water tank electromagnetic threshold switch (20) is connected water circulating pump (21) and is connected by pipeline, and water tank electromagnetic threshold switch (20) controls the break-make of water tank (14); Water circulating pump (21) is connected with thermo-electric generation group cooling water inlet pipe (7-5) by pipeline; Thermo-electric generation group positive pole (25) is connected with discharge and recharge accumulator (22) charging positive pole by blister copper electric wire, and thermo-electric generation group negative pole (26) is connected with discharge and recharge accumulator (22) charging negative pole by blister copper electric wire; Thermo-electric generation group temperature sensor (12) is threaded connection and is fixedly mounted in thermo-electric generation group (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013499.4U CN205304647U (en) | 2016-01-07 | 2016-01-07 | Engine exhaust temperature difference power generation devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013499.4U CN205304647U (en) | 2016-01-07 | 2016-01-07 | Engine exhaust temperature difference power generation devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205304647U true CN205304647U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620013499.4U Expired - Fee Related CN205304647U (en) | 2016-01-07 | 2016-01-07 | Engine exhaust temperature difference power generation devices |
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| Country | Link |
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| CN (1) | CN205304647U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909401A (en) * | 2016-06-27 | 2016-08-31 | 湖南大学 | Method for adjusting temperature difference power generation power matched loads in real time through variable heat transfer area |
| CN106567769A (en) * | 2016-10-31 | 2017-04-19 | 浙江大学城市学院 | Vehicle engine thermal management system and method based on thermoelectric generation technology |
| CN107401449A (en) * | 2017-09-06 | 2017-11-28 | 哈尔滨工程大学 | Diesel exhaust waste heat cools down ECR fan pressure charging system |
| CN107435574A (en) * | 2017-09-06 | 2017-12-05 | 哈尔滨工程大学 | Diesel exhaust waste heat ECR fan pressure charging system |
-
2016
- 2016-01-07 CN CN201620013499.4U patent/CN205304647U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909401A (en) * | 2016-06-27 | 2016-08-31 | 湖南大学 | Method for adjusting temperature difference power generation power matched loads in real time through variable heat transfer area |
| CN106567769A (en) * | 2016-10-31 | 2017-04-19 | 浙江大学城市学院 | Vehicle engine thermal management system and method based on thermoelectric generation technology |
| CN107401449A (en) * | 2017-09-06 | 2017-11-28 | 哈尔滨工程大学 | Diesel exhaust waste heat cools down ECR fan pressure charging system |
| CN107435574A (en) * | 2017-09-06 | 2017-12-05 | 哈尔滨工程大学 | Diesel exhaust waste heat ECR fan pressure charging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20220107 |