CN201650511U - Methanol decomposer configured in ignition engine directly using methanol - Google Patents
Methanol decomposer configured in ignition engine directly using methanol Download PDFInfo
- Publication number
- CN201650511U CN201650511U CN2010201645190U CN201020164519U CN201650511U CN 201650511 U CN201650511 U CN 201650511U CN 2010201645190 U CN2010201645190 U CN 2010201645190U CN 201020164519 U CN201020164519 U CN 201020164519U CN 201650511 U CN201650511 U CN 201650511U
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- China
- Prior art keywords
- methanol
- methyl alcohol
- collecting pipe
- heat collecting
- catalyst
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- Expired - Fee Related
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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
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Abstract
The utility model discloses a methanol decomposer configured in an ignition engine directly using methanol, belonging to the technology of engine methanol-combusting devices. The methanol decomposer comprises a heat collecting pipe, a metal corrugated heat-conducting pipe and a catalyst storage chamber which are positioned in the heat collecting pipe, a methanol nozzle bracket, a methanol nozzle support and a methanol nozzle. The utility model has compact and reasonable structure; the methanol nozzle is cable of atomizing methanol, the atomized methanol enters the metal corrugated heat-conducting pipe to be easily completely vaporized; the arranged catalyst storage chamber has large storage quantity of the catalyst, large reaction area of contact mass transfer of the methanol gas and the catalyst and high decomposing efficiency; and in a process of decomposing the methanol, the catalyst is not lost and is easy to regenerate. The utility model has reliable and economic use and long service life.
Description
Technical field
The utility model relates to a kind of methanol pyrolyzer of ignition type engine configuration of direct burning methanol, belongs to engine for combusting methanol device technology.
Background technique
Along with oil price rises and the gradually concern of people to environmental change, methyl alcohol progressively is subjected to the favor of numerous scientific research personnel and brainstrust as alternative fuel efficient, cleaning.The methyl alcohol endothermic pyrolysis is a dissociated methanol gas, reclaim waste gas residual heat as motor fuel, thereby high-efficiency cleaning utilizes alternative energy source.The methanol pyrolyzer that is configured on the motor is the methanol decomposition reaction device.Existing methanol decomposition device, it adopts U type tubular construction, coated catalysts in pipe, catalytic amount is less; And its methyl alcohol just entered U type Guan Shiwei liquid methanol, washes away catalyst granules easily; And methanol gas is shorter in the waiting time of catalyst tube.These factors all cause the methanol decomposition device relatively poor to the engine exhaust utilization rate of waste heat, and cause the methanol decomposition rate not high, and the calorific value increase rate of methyl alcohol is less.
Summary of the invention
The utility model purpose is to provide a kind of methanol pyrolyzer of ignition type engine configuration of direct burning methanol, and this methanol pyrolyzer is simple in structure, methanol decomposition rate height, and the calorific value that provides is big.
The utility model is realized by the following technical programs, a kind of methanol pyrolyzer of ignition type engine configuration of direct burning methanol, it is characterized in that, this methanol pyrolyzer is by heat collecting pipe, wavy metal heat conductive tube and catalyst stores chamber in the heat collecting pipe, and methyl alcohol nozzle holder, methyl alcohol nozzle bearing and methyl alcohol nozzle constitute, described heat collecting pipe is to be serially connected with on the exhaust pipe of motor by the two ends flange seal, on the tube wall of the outlet end of heat collecting pipe, construction opening is set, by this construction opening the catalyst stores chamber is installed in heat collecting pipe, the housing of catalyst stores chamber is a double layer construction, wherein inner housing is mesh or orifice structure, catalyst stores chamber central authorities are provided with a permeability cell, the upper end of this permeability cell links to each other with the end cap of catalyst stores chamber and communicates with engine intake by the connecting tube on the end cap, and the lower end of permeability cell reaches on the diapire of catalyst stores chamber; On the tube wall of heat collecting pipe entrance point, connection opening is set, end by the fixedly connected wavy metal heat conductive tube of this connection opening, around this connection mouth, connect the methyl alcohol nozzle bearing on the heat collecting pipe tube wall, methyl alcohol nozzle bearing center hole and wavy metal heat conductive tube mouth of pipe centering, methyl alcohol nozzle bearing periphery is provided with the methyl alcohol nozzle holder, and the methyl alcohol sealed nozzle that the methyl alcohol nozzle holder supports is plugged in the methyl alcohol nozzle bearing; In heat collecting pipe, the other end of wavy metal heat conductive tube stretches to the catalyst stores chamber and is communicated with the frame of catalyst stores chamber.
Advantage of the present utility model is, the apparatus structure compact and reasonable, and the methyl alcohol nozzle can atomize methyl alcohol, and the methyl alcohol of atomizing enters vaporization very easily fully in the wavy metal heat conductive tube.The catalyst stores chamber that device is provided with, storage catalytic dosage is big, and the contact mass transfer response area of methyl alcohol gas and catalyzer is big, lysis efficiency is high, and separates process in the methyl alcohol gas checking, and catalyzer does not lose, and is easy to regeneration, and use economic and reliable, life-span are long.
Description of drawings
Fig. 1 is the utility model structural representation.
Among the figure: 1 is the wavy metal heat conductive tube, and 2 is the methyl alcohol nozzle bearing, and 3 is the methyl alcohol nozzle, and 4 is frame, and 5 is permeability cell, and 6 is inner housing, and 7 are the outlet adpting flange, and 8 is the catalyst stores chamber, and 9 is heat collecting pipe, and 10 are the import adpting flange, and 11 is the methyl alcohol nozzle holder.
Embodiment
Below in conjunction with accompanying drawing the utility model that is configured on the HR16DE motor is described in detail as follows: it is square body that heat collecting pipe 9 of the present utility model adopts the cross section, and it is of a size of 65mm * 65mm, and total length is 230mm; The two ends of this heat collecting pipe are serially connected with on the motor exhaust outlet pipe by the transition tube of reducing and the flange 7,10 at two ends thereof, and flange size is outer disc diameter 180mm, diameter of bore 70mm; A catalyst stores chamber 8 is set in the outlet end of heat collecting pipe, the catalyst stores chamber is divided into frame 4 and inner housing 6 two-part, frame is diameter 116mm, the bulk containers of height 126mm, the diameter that inner housing 6 is made by silk screen is 102mm, the bulk containers of height 126mm, and the permeability cell 5 in the catalyst stores chamber also adopts silk screen to make, its diameter is 18mm, highly is 260mm; The full copper of the indoor filling of catalyst stores, zinc, aluminum alloy catalyzer; On the tube wall of the entrance point of heat collecting pipe, offer the hole that a diameter is 32mm.Diameter of welding is 17mm on this hole, and total length is the metal bellows heat conductive tube of 300mm; On the parameatal thermal-arrest tube wall of this wavy metal heat conductive tube, be welded with methyl alcohol nozzle bearing 2 again, the center-hole diameter of this methyl alcohol nozzle bearing is 20mm, height 28mm, its center hole and metal bellows heat conductive tube mouth of pipe centering, in methyl alcohol nozzle bearing periphery, the methyl alcohol nozzle holder 11 of three legs is set, fixing methyl alcohol nozzle 3 on the top board of methyl alcohol nozzle holder, the lower end mouth sealing of methyl alcohol nozzle is plugged in the methyl alcohol nozzle bearing; In heat collecting pipe, stretch to the catalyst stores chamber with the other end of the fixedly connected wavy metal heat conductive tube of heat collecting pipe and be communicated with the outdoor housing 4 of catalyst stores.
The methanol pyrolyzer working procedure of said structure is as described below:
By methanol pump methanol liquid is pressed into the methyl alcohol nozzle, methyl alcohol nozzle 3 sprays into the methyl alcohol droplet in the wavy metal heat conductive tube 1, by with heat collecting pipe 9 in motor exhaust carry out heat exchange, the methyl alcohol droplet is vaporizated into methanol gas; Methanol gas is further carried out heat exchange temperature and is reached 320-350 ℃ in the ripple heat conductive tube, entering catalyst stores chamber 8 fully contacts with cu-zn-al alloy catalyzer in the catalyst stores chamber by the indoor dictyosome 6 of catalyst stores, the methyl alcohol gas checkingization is reacted into hydrogen and carbon monoxide, and the central permeability cell 5 of lytic response gas by the catalyst stores chamber leads to externally connected pipe and burn to engine cylinder.The heat that the utility model device utilizes is all from engine tail gas heat quantity.
The utility model device is configured on the HR16DE gas motor, for Under Different Work Condition of Engine provides sufficient fuel, reclaims waste gas residual heat, improves the utilization ratio of fuel, realizes the high-efficiency cleaning burning of methanol fuel.
The concrete parameter of test engine is as shown in table 1:
Table 1
| MANUFACTURER | Nissan | Cylinder diameter * stroke (mm * mm) | 78×83.6 |
| Model | HR16DE | Compression ratio | 9.8 |
| Form | In-line four cylinder | Rated power/rotating speed (kW/r/min) | 80/6000 |
| Discharge capacity (L) | 1.598 | Maximum Torque/rotating speed (Nm/r/min) | 153/4400 |
Find that through a large amount of engine pedestal experiments the power character of utilizing the utility model device that dissociated methanol gas is started reaches more than 95% of former petrol engine; Its Economy is more considerable, and its minimum volume is replaced than being 1.43; Its effulent has significantly reduction than former petrol engine.
Claims (1)
1. the methanol pyrolyzer of the ignition type engine of direct burning methanol configuration, it is characterized in that, this methanol pyrolyzer is by heat collecting pipe, wavy metal heat conductive tube and catalyst stores chamber in the heat collecting pipe, and methyl alcohol nozzle holder, methyl alcohol nozzle bearing and methyl alcohol nozzle constitute, described heat collecting pipe is to be serially connected with on the exhaust pipe of motor by the two ends flange seal, on the tube wall of the outlet end of heat collecting pipe, construction opening is set, by this construction opening the catalyst stores chamber is installed in heat collecting pipe, the housing of catalyst stores chamber is a double layer construction, wherein inner housing is mesh or orifice structure, catalyst stores chamber central authorities are provided with a permeability cell, the upper end of this permeability cell links to each other with the end cap of catalyst stores chamber and communicates with engine intake by the connecting tube on the end cap, and the lower end of permeability cell reaches on the diapire of catalyst stores chamber; On the tube wall of heat collecting pipe entrance point, connection opening is set, end by the fixedly connected wavy metal heat conductive tube of this connection opening, around this connection mouth, connect the methyl alcohol nozzle bearing on the heat collecting pipe tube wall, methyl alcohol nozzle bearing center hole and wavy metal heat conductive tube mouth of pipe centering, methyl alcohol nozzle bearing periphery is provided with the methyl alcohol nozzle holder, and the methyl alcohol sealed nozzle that the methyl alcohol nozzle holder supports is plugged in the methyl alcohol nozzle bearing; In heat collecting pipe, the other end of wavy metal heat conductive tube stretches to the catalyst stores chamber and is communicated with the frame of catalyst stores chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201645190U CN201650511U (en) | 2010-04-21 | 2010-04-21 | Methanol decomposer configured in ignition engine directly using methanol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201645190U CN201650511U (en) | 2010-04-21 | 2010-04-21 | Methanol decomposer configured in ignition engine directly using methanol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201650511U true CN201650511U (en) | 2010-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201645190U Expired - Fee Related CN201650511U (en) | 2010-04-21 | 2010-04-21 | Methanol decomposer configured in ignition engine directly using methanol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201650511U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061924A (en) * | 2011-10-21 | 2013-04-24 | 火传利能科技股份有限公司 | Engine hydrogenation equipment utilizing engine waste heat to start carbinol reformer |
| CN105135429A (en) * | 2015-09-29 | 2015-12-09 | 刘源 | Combustor and combustion method for splitting decomposition and gasification |
| CN105569883A (en) * | 2015-12-18 | 2016-05-11 | 华中科技大学 | Methanol decomposition reactor based on waste heat of engine |
-
2010
- 2010-04-21 CN CN2010201645190U patent/CN201650511U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061924A (en) * | 2011-10-21 | 2013-04-24 | 火传利能科技股份有限公司 | Engine hydrogenation equipment utilizing engine waste heat to start carbinol reformer |
| CN105135429A (en) * | 2015-09-29 | 2015-12-09 | 刘源 | Combustor and combustion method for splitting decomposition and gasification |
| CN105569883A (en) * | 2015-12-18 | 2016-05-11 | 华中科技大学 | Methanol decomposition reactor based on waste heat of engine |
| CN105569883B (en) * | 2015-12-18 | 2021-12-17 | 华中科技大学 | Methanol cracking reactor utilizing engine waste heat |
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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: 20101124 Termination date: 20110421 |