CN202140146U - Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier - Google Patents
Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier Download PDFInfo
- Publication number
- CN202140146U CN202140146U CN201120178426U CN201120178426U CN202140146U CN 202140146 U CN202140146 U CN 202140146U CN 201120178426 U CN201120178426 U CN 201120178426U CN 201120178426 U CN201120178426 U CN 201120178426U CN 202140146 U CN202140146 U CN 202140146U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- diesel engine
- oxygenated fuel
- absorption carrier
- heat absorption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 12
- 239000002918 waste heat Substances 0.000 title abstract 3
- 238000010304 firing Methods 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 14
- 238000002485 combustion reaction Methods 0.000 abstract description 10
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract 2
- 239000000779 smoke Substances 0.000 description 4
- 239000002283 diesel fuel Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000004071 soot Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- -1 carbon hydrogen compounds Chemical class 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a diesel engine exhaust waste heat utilization system with oxygenated fuel serving as a heat absorption carrier, which belongs to the technical field of energy conservation and emission reduction of combustion of the diesel engine and comprises a combustion chamber, an air inlet pipe, a heat exchanger and an exhaust pipe. The air inlet pipe is communicated with the combustion chamber and the heat exchanger through a pipeline. Another pipeline of the combustion chamber is communicated with the heat exchanger. The exhaust pipe is arranged at the tail end of the heat exchanger. The diesel engine exhaust waste heat utilization system with the oxygenated fuel serving as the heat absorption carrier requires no additional energy supply to achieve decomposition of the oxygenated fuel. In addition, the purpose of energy conservation and emission reduction can be achieved by mixing the decomposed mixed gas of the oxygenated fuel to the combustion chamber of the diesel engine to participate in combustion.
Description
Technical field
The utility model belongs to diesel combustion energy-conserving and emission-cutting technology field, is specifically related to the diesel engine vent gas bootstrap system of a kind of oxygenated fuel for the heat absorption carrier.
Background technique
Common diesel smoke temperature is higher, and especially temperature of exhaust fume can reach 300-500 ℃ when high loaded process, so heat loss due to exhaust gas is big, thereby has reduced the thermal efficiency of diesel engine, makes engine fuel consumption higher.In addition, high-temp combustion forms NOx easily in diesel engine, and the high temperature pyrolysis of diesel oil or local reducing fire generate soot easily, and these pollutants enter atmosphere with diesel smoke, have a strong impact on air quality.
The model utility content
The utility model is to present common higher high oil consumption and the Air Pollutant Emission that causes of diesel smoke temperature; The diesel engine vent gas bootstrap system of a kind of oxygenated fuel for the heat absorption carrier is provided; Realize the optimized combustion of diesel engine, reduce oil consumption and reduce soot and the discharging of pollutant such as NOx.
A kind of oxygenated fuel is the diesel engine vent gas bootstrap system of heat absorption carrier, and this system is made up of firing chamber 1, suction tude 2, heat exchanger 3 and outlet pipe 4; Suction tude 2 communicates with firing chamber 1 and heat exchanger 3 through pipeline; Another pipeline of firing chamber 1 communicates with heat exchanger 3; Outlet pipe 4 is installed in heat exchanger 3 ends.
Said heat exchanger 3 comprises interior pipe, outer tube and at least one baffle plate, and interior pipe is many flat copper tube banks, and outer tube wall is a stainless steel.
Heat exchanger 3 is small-sized efficient heat exchanger or small-sized catalytic reactor.
The beneficial effect of the utility model: system of the present invention need not outside extra energy supply, just can realize the decomposition of oxygenated fuel, and it decomposes mixed gas entering burning chamber of diesel engine participation burning through blending, reaches the purpose of energy-saving and emission-reduction.Through diesel oil and oxygenated fuel addition Coupling Control, can be applied to modern automobile-used, generating with on the diesel engine.
Description of drawings
Fig. 1 is the diesel engine vent gas bootstrap system schematic representation of oxygenated fuel for the heat absorption carrier;
Among the figure, 1-firing chamber, 2-suction tude, 3-heat exchanger, 4-outlet pipe, 5-high-temperature tail gas, 6-oxygenated fuel.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is further specified.
A kind of oxygenated fuel is the diesel engine vent gas bootstrap system of heat absorption carrier, and as shown in Figure 1, this system is made up of firing chamber 1, suction tude 2, heat exchanger 3 and outlet pipe 4; Suction tude 2 communicates with firing chamber 1 and heat exchanger 3 through pipeline; Another pipeline of firing chamber 1 communicates with heat exchanger 3; Outlet pipe 4 is installed in heat exchanger 3 ends; Heat exchanger 3 comprises interior pipe, outer tube and at least one baffle plate, and interior pipe is many flat copper tube banks, and outer tube wall is a stainless steel; Heat exchanger 3 is small-sized efficient heat exchanger or small-sized catalytic reactor.
The working procedure of this system is: diesel engine starting, and after the stable operation, oxygenated fuel 6 is through heat exchanger 3; Absorb the heat of outlet pipe 4 tail gas of diesel engine, high temperature condition bottom or all decomposition, the mixed gas of little molecular carbon hydrogen compounds such as generation hydrogen, carbon monoxide, methane; Mixed gas is through behind the heat exchanger 3; Feed the suction tude 2 and the air mixing of diesel engine, get into firing chamber 1 then and participate in burning, thereby improve the combustion process of firing chamber 1; Improve burning quality, reduce the discharging of pollutants such as soot, NOx.Simultaneously, high-temperature tail gas 5 is through behind the heat exchanger 3, and temperature descends, and realizes the heat recovery and the utilization of diesel smoke.
Under the low loading condition of diesel engine, temperature of exhaust fume is low, and under the high load condition, temperature of exhaust fume is high.Therefore, in actual application, can realize optimal operating condition, guarantee the stable operation of diesel engine through the Coupling Control of diesel oil and oxygenated fuel addition.
Claims (3)
1. the diesel engine vent gas bootstrap system that oxygenated fuel is the heat absorption carrier is characterized in that, this system is made up of firing chamber (1), suction tude (2), heat exchanger (3) and outlet pipe (4); Suction tude (2) communicates with firing chamber (1) and heat exchanger (3) through pipeline; Another pipeline of firing chamber (1) communicates with heat exchanger (3); Outlet pipe (4) is installed in heat exchanger (3) end.
2. according to the diesel engine vent gas bootstrap system of the said a kind of oxygenated fuel of claim 1 for the heat absorption carrier, it is characterized in that said heat exchanger (3) comprises interior pipe, outer tube and at least one baffle plate, interior pipe is many flat copper tube banks, and outer tube wall is a stainless steel.
3. according to the diesel engine vent gas bootstrap system of the said a kind of oxygenated fuel of claim 1, it is characterized in that heat exchanger (3) is small-sized efficient heat exchanger or small-sized catalytic reactor for the heat absorption carrier.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120178426U CN202140146U (en) | 2011-05-30 | 2011-05-30 | Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120178426U CN202140146U (en) | 2011-05-30 | 2011-05-30 | Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202140146U true CN202140146U (en) | 2012-02-08 |
Family
ID=45551206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201120178426U Expired - Fee Related CN202140146U (en) | 2011-05-30 | 2011-05-30 | Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202140146U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102230433A (en) * | 2011-05-30 | 2011-11-02 | 清华大学 | Diesel engine tail gas waste heat utilization system using oxygen-containing fuel as heat absorbing carrier |
CN102877987A (en) * | 2012-09-19 | 2013-01-16 | 上海交通大学 | Intake temperature control device |
CN108412623A (en) * | 2018-03-19 | 2018-08-17 | 宁波高新区世代能源科技有限公司 | The engine of high-efficient energy-saving environment friendly |
-
2011
- 2011-05-30 CN CN201120178426U patent/CN202140146U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102230433A (en) * | 2011-05-30 | 2011-11-02 | 清华大学 | Diesel engine tail gas waste heat utilization system using oxygen-containing fuel as heat absorbing carrier |
CN102877987A (en) * | 2012-09-19 | 2013-01-16 | 上海交通大学 | Intake temperature control device |
CN102877987B (en) * | 2012-09-19 | 2014-12-10 | 上海交通大学 | Intake temperature control device |
CN108412623A (en) * | 2018-03-19 | 2018-08-17 | 宁波高新区世代能源科技有限公司 | The engine of high-efficient energy-saving environment friendly |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102278240A (en) | Method and device for reducing oil consumption of diesel engine by utilizing catalytic decomposition of oxygen-containing fuels | |
CN103758630B (en) | The combustion system of natural gas engine and natural gas engine | |
CN103291507A (en) | Fuel enrichment engine utilizing exhaust heat | |
CN202140146U (en) | Diesel engine exhaust waste heat utilization system with oxygenated fuel serving as heat absorption carrier | |
CN103277799A (en) | External heated combustor system | |
CN103806991A (en) | Constant-temperature emission-reducing energy-saving device for diesel engine | |
CN202328178U (en) | Energy-saving and emission-reducing combustion boiler device | |
CN103075275B (en) | Hydrogen enriching exhaust recirculator for waste heat recovery of internal-combustion engine | |
CN101413674A (en) | Oxygen-enriched air mixed blowing combustion adjuvant boiler energy-saving method and employed equipment thereof | |
CN203098053U (en) | Chemical hydrogen-rich gas collecting and utilizing system | |
CN102230433A (en) | Diesel engine tail gas waste heat utilization system using oxygen-containing fuel as heat absorbing carrier | |
CN204693800U (en) | A kind of high-effect heat absorption boiler | |
CN203431936U (en) | Furnace with secondary combustion chamber | |
CN203642160U (en) | Steam boiler for burning herb residues | |
CN209039049U (en) | Reformation hydrogen production temperature control system | |
CN202303475U (en) | Counter-burning type environment-friendly and energy-saving multifunctional furnace | |
CN202253720U (en) | Membrane method oxygen-enriched combustion-supporting and agent-adding catalyzing energy conservation system | |
CN203614274U (en) | Engine water vapor recovery and photolysis compound combustion energy conservation and emission reduction device | |
CN203717169U (en) | Low emission diesel exhaust gas recirculation system | |
CN204476534U (en) | A kind of engine exhaust emission pipe | |
CN103438456A (en) | Biomass gas burner | |
CN203925690U (en) | Constant temperature for diesel engine reduces discharging energy saving device | |
CN202494092U (en) | Needle tube oil burning boiler with energy-saving economizer | |
CN202091063U (en) | Device adopting catalysis and decomposition of oxygen-containing fuel to reduce oil consumption of diesel engine | |
CN102997219B (en) | A kind of waste-heat recovery device of boiler |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20140530 |