CN101139087A - Alcohols hydrogen production plant for automobile - Google Patents
Alcohols hydrogen production plant for automobile Download PDFInfo
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- CN101139087A CN101139087A CNA2007100658694A CN200710065869A CN101139087A CN 101139087 A CN101139087 A CN 101139087A CN A2007100658694 A CNA2007100658694 A CN A2007100658694A CN 200710065869 A CN200710065869 A CN 200710065869A CN 101139087 A CN101139087 A CN 101139087A
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Abstract
The present invention relates to a vehicle alcohol hydrogen production device including vaporizing chambers, an overheat chamber, cracking rooms, a alcohol vapor main output tube and a rich hydrogen main output tube connected with an inlet and an outlet of the cracking chamber, a condensing device, etc. The device is mainly characterized in that the vaporizing chamber and the cracking chamber are designed to be at least two vaporizing chamber and two cracking chamber or one vaporizing chamber and at least two cracking chambers. The invention has the advantages of very small cracking chamber size, lighter weight, uniform heating, bigger reaction speed, fast temperature rising response speed, fold catalyst filling amount increase and better cracking chamber effect. The rich hydrogen produced by the cracking chambers is greatly increased and the working efficiency is improved. The invention is only needed to control the temperature of the catalyst which simplifies a control device. The device of the invention can control the amount of alcohol vapor or hydrogen rich gas very easily and conveniently.
Description
Technical field
The present invention relates to automobile technical field, specifically a kind of alcohols hydrogen production plant for automobile.
Background technology
As everyone knows, energy problem is that pendulum is in mankind's significant problem in front at present, and in order to break away from the dependence of the energy to oil, people just actively seek the application method of new energy alcohol hydrogen, the research of alcohol hydrogen energy source has become the focus of China, and the patent of various relevant alcohols cracking hydrogen productions constantly occurs.
In the existing relevant alcohols cracking hydrogen production patent, alcohol all will carry out carburation by evaporation through evaporator room, and evaporator room has only one.Evaporator room generally has two kinds of forms, first kind of form is to fill alcohol (methyl alcohol or ethanol) in advance to heat with vehicle exhaust in evaporator room, allow the pure liquid evaporation be pure steam, enter then in the cracking room of catalyzer and be cracked into hydrogen rich gas (hydrogen richness is about more than 60% and other gas).This device must be controlled the liquid level height of alcohol in the evaporator room, alcohol how can overflow evaporator room, lacked and to have dryouied, and steam output is wayward, as long as (methyl alcohol is 65 ℃ because reach pure vaporization temperature, ethanol is 78 ℃) will evaporate, so the device of Ying Youyi cover control liquid level height and a cover control Heating temperature or control steam flow.Second kind of form is not accumulate pure liquid in the evaporator room at ordinary times, with pump alcohol squeezed in the evaporator room when needing.This form must control pump flow, pump is beaten the evaporator room temperature many and is run out of, quantity of steam is few, even alcohol can overflow in evaporator room, pump is beaten and has been lacked steam and run out of, and therefore controls cumbersomely, and the required hydrogen of automobile changes in addition, need many hydrogen supplies gas when power is big, a power hour hydrogen supply amount can be lacked.Hydrogen rich gas is to be formed by pure steam cracking reaction, so the pure steam in the corresponding evaporator room preferably can in time be regulated according to the power of vehicle size.Cracking room also has only one in the existing patent, has plenty of its dimidiation, and catalyzer is housed in the cracking room, in order to allow the vehicle exhaust heating, many heat transfer pipes is housed in cracking room.Some patent is that catalyzer is placed in the pipeline, and alcohol is fed wherein, allows hot exhaust gas discharge after pipeline passes through and concentrates on every side.Have plenty of tail gas is introduced in the pipeline, around pipeline, fill up catalyzer, and feed pure steam.No matter above-mentioned which kind of method can be very uneven to the heating of catalyzer, and the reaction scheme of alcohol vapor also can not be very long.If it is inhomogeneous to the catalyzer heating, the words that alcohol steam reaction route falls short of and the catalyzer loading level is less, hydrogen rich gas content and output all will reduce, other gas content increases, even pure steam does not react completely, just exporting from the output channel of cracking room, if methyl alcohol is stayed in the vapor pipe, is very deleterious to the people.Be that evaporator room, mistake hot cell, cracking room are arranged together in the existing patent, or evaporator room, cracking room be arranged together (promptly a casing in), control entering of hot exhaust gas or bypass with a valve, during use or evaporator room, cross hot cell, cracking room and all in hot exhaust gas, work simultaneously, the hot exhaust gas that enters three Room is closed simultaneously, do not allow it enter three Room, temperature is reduced, avoid burning out catalyzer, and hot exhaust gas is guided to directly discharging of another passage (bypass).In fact evaporator room, mistake hot cell and cracking room should be operated in the varying environment.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, a kind of hydrogen manufacturing better effects if is provided, efficient is higher, uses safer alcohols hydrogen production plant for automobile.
The present invention utilizes the heat of vehicle exhaust that alcohols and catalyzer in installing are heated, and makes alcohol be cracked into hydrogen rich gas, as the fuel of automobile, reaches partly or the use of replacing whole gasoline, thereby saves petroleum resources, and reduce exhaust emission.
Concrete technical scheme is: this device comprises evaporator room, crosses hot cell, cracking room, the total output tube of pure steam and the hydrogen rich gas delivery trunk that are connected with the cracking room import and export, condensing works, what it is characterized in that evaporator room and cracking room is set at least two evaporator rooms and at least two cracking rooms; Perhaps evaporator room and at least two cracking rooms.
The used evaporator room of the present invention is three, and cracking room is 6.Three little evaporator rooms do not accumulate pure liquid at ordinary times, therefore, there is not the tank level control problem, only the pump with a permanent rotating speed, constant pressure supplies alcohol, in the ingress of three evaporator rooms three magnetic valves are housed, control the alcohol that advances of three evaporator rooms respectively and measure, and the fixed throttle orifice is housed respectively three magnetic valve back, perhaps evaporator room makes the alcohol atomizing that enters evaporator room and all is evaporated to pure steam only with one and the fuel injection nozzle of EFI car is housed in its ingress.
Between evaporator room and mistake hot cell, mistake hot cell and cracking room, dividing plate is housed, the cracking room profile is flat rectangular parallelepiped, cracking room part (zone) also is equipped with dividing plate, hot exhaust gas is detoured between each cracking room, each cracking room connected by communicating pipe, and the cracking room import and export connects total output tube of pure steam and hydrogen rich gas delivery trunk respectively.
Hot cell, evaporator room excessively of the present invention are placed in the casing, and cracking room is placed in another casing.
Hot cell excessively of the present invention is welded into circle with thin stainless steel plate or the rectangle pipeline is in series, and places between evaporator room and the cracking room.
Hydrogen rich gas delivery trunk of the present invention is connected with magnetic valve, and solenoid operated is controlled by computer, and pump, dashboard etc. also can be controlled by computer.
Behind the hydrogen rich gas delivery trunk of the present invention, a portable compressor is arranged before the gas receiver, make hydrogen rich gas pressure be increased to 3～5kg/cm
2, be convenient to DCI direct cylinder injection from the fuel injection nozzle of original EFI car.
Condensing works of the present invention is that condensation copper pipe is placed in the pure case.
Device of the present invention has also increased an auxiliary fuel tank, and auxiliary fuel tank is provided with fluidic element.
The design of three evaporator rooms of the present invention can steam supply during car low speed, use during middling speed and during high speed, and the hydrogen rich gas that produces by cracking room increases greatly.This structure makes the pure quantity of steam of control, controls the hydrogen rich gas quantitative change in other words and gets very simple and convenient (open and " 0 " pass " 1 " of promptly controlling 3 magnetic valves), and opening and closing of three magnetic valves of control gets final product.In addition, also can replace magnetic valve and throttle orifice with the automatically controlled nozzle of EFI car, as long as energising is opened EFI and is chewed, just can spray into evaporator room atomizing and evaporation to alcohol, conduction time is long more, the alcohol amount that sprays into is many more, can control the conduction time of nozzle by computer, controls pure quantity of steam (also being the hydrogen rich gas amount).
Cracking room of the present invention can a plurality of cracking room series connection or in parallel by forming more than 2.Dividing plate makes hot exhaust gas pass through as the labyrinth around cracker, and six faces that make cracker are even heating rapidly.Cracking room volume of the present invention is very little, and weight is lighter, heats very evenly, and reaction length is bigger, and the intensification response speed is fast, and the catalyst filling amount can be multiplied.
Hot cell excessively of the present invention well is welded into rectangle with stainless steel sheet with heat transfer property or circular pipe is in series.Its effect is the pure steam heating that will come out from evaporator room again, (promptly being superheat state), to improve the temperature and pressure of pure steam, makes it enter the better effects if of cracking room.
The present invention will cross the hot cell, evaporator room is placed in the casing, and cracking room is placed in another casing, control hot exhaust gas with a valve and enter cracking room.During work, cracking room, cross hot cell, evaporator room and all in hot exhaust gas, work simultaneously, when temperature is too high, open the bypass magnetic valve, the cracking room temperature is reduced, avoid burning out catalyzer, and hot exhaust gas is guided to directly discharging of another passage (bypass).Owing to only need the temperature of catalyzer is controlled, cross the temperature height did not influence of hot cell and evaporator room, so do not need special control, simplified control device like this.
The present invention has increased an auxiliary fuel tank, like this can be respectively with three kinds of fuel works, and the one, only use gasoline work, the 2nd, ooze hydrogen rich gas work with gasoline, the 3rd, work with hydrogen rich gas fully.And hydrogen rich gas can not enter large tank, and gasoline can not enter cracking room yet, and is as safe as a house.Auxiliary fuel tank also is provided with fluidic element, makes gasoline and the hydrogen rich gas can thorough mixing, enters the Automobile air cylinder after perhaps making hydrogen rich gas and air thorough mixing.More than three kinds of work conversion and control the control of available computer.
The present invention alcohol case can be used as condenser, and the rich, high temperature hydrogen that comes out from cracker carries out heat exchange by the copper pipe and the pure liquid of spring-like.The one, pure liquid preheating, it is temperature required when evaporation to reduce alcohol, on the other hand hydrogen rich gas is cooled off, and increases the density of hydrogen rich gas.
The present invention all uses micro-chip (computer) control.A micro-chip was just arranged for the EFI car originally, increase a micro-chip again conversion of cracking room, evaporator room and three kinds of fuel etc. is controlled.Cooperate the work of getting final product as long as original computer adjusted a little with the computer adjustment of new clothes.
Description of drawings
Fig. 1 is evaporator room of the present invention, the structural representation of crossing hot cell, cracking room (main looking);
Fig. 2 is complete machine structure synoptic diagram of the present invention (with respect to the vertical view of Fig. 1);
Fig. 3 is the structural representation of auxiliary fuel tank part of the present invention;
Fig. 4 is a computer control synoptic diagram of the present invention;
Fig. 5 is the structural representation that the hot cell is connected with evaporator room, cracking room of crossing of the present invention;
Fig. 6 is the A-A sectional view of Fig. 5.
Among the figure, 1-inlet mouth flange, 2-advances the hot exhaust gas mouth; the 3-dividing plate, 4-evaporator room, 5-thermal insulation layer; the 6-dividing plate, 7-crosses the hot cell, the 8-dividing plate; 9-thermal insulation layer guard circle, 10-thermal insulation layer, 11-thermopair; 12-goes out the hot exhaust gas mouth, 13-magnetic valve, 14-alcohol intaking pipe; the 15-dividing plate, the rich hydrogen delivery trunk of 16-, 17-magnetic valve; 18-bypass magnetic valve, 19-thermal insulation layer, 20-cracking room; 21-advances pure relief valve, 22-alcohol pump, 23-condensation copper pipe; the 24-bypass duct, 25-gas receiver, 26-three-way solenoid valve; the 27-fuel injection nozzle, 28-three-way solenoid valve, the former oil inlet pipe of 29-; 30-auxiliary fuel tank oil filler pipe, 31-be every hydrogen chamber, 32-oil-feed jet original paper; 33-oil-feed relief valve, 34-hydrogen rich gas jet original paper, 35-magnetic valve; the 36-auxiliary fuel tank, the rich hydrogen air mixed of 37-output tube, 38-hydrogen rich gas bubbling pipe; 39-auxiliary fuel tank oil pump, 40-communicating pipe, 41-catalyzer; the total output tube of 42-alcohol steam, the overheated copper pipe of 43-, the total output tube of 44-alcohol steam; the 45-throttle orifice; 46-auxiliary fuel tank petrol-feed pump, 47-auxiliary fuel tank pasta detector bar, 48-computer apparatus; the 49-dashboard; the former car oil pump of 50-, the former car oil circuit of 51-relief valve, 52-auxiliary fuel tank filling conduit relief valve; the 53-needle valve; the 54-check valve, 55-check valve, 56-alcohol case; the 57-needle valve; the former pneumatic thickener of 58-, 59-float, 60-relay indicating light; the 61-operating switch; the 62-portable compressor, 63-check valve, 64-tensimeter; the 65-check valve; the 66-magnetic valve, 67-reducing valve, 68-three-way solenoid valve; the 69-three-way solenoid valve; 70-leads to the hot exhaust gas pipe, and the 71-EFI is chewed, 72-communicating pipe; 73-advances steam port, and 74-goes out steam port.
Embodiment
As shown in Figure 1, alcohols hydrogen production plant for automobile of the present invention is divided into 4, six cracking rooms 20 of three evaporator rooms.Three little evaporator rooms do not accumulate pure liquid at ordinary times, therefore, there is not the tank level control problem, only the pump with a permanent rotating speed, constant pressure supplies alcohol, three magnetic valves 13 are housed in the ingress of three evaporator rooms, control the alcohol that advances of three evaporator rooms respectively and measure, and fixed throttle orifice 45 is housed respectively, make the alcohol that enters evaporator room all be evaporated to pure steam three magnetic valve back.If behind the pump startup, three magnetic valve no powers are opened, and alcohol can be refluxed by relief valve, and all do not have pure steam in three evaporator rooms this moment, and nature does not produce hydrogen rich gas yet in cracking room.After opening first magnetic valve, alcohol only enters the first evaporator room a, and all is evaporated, and only produces a certain amount of pure steam, enters cracking room and produces a certain amount of hydrogen rich gas (using during steam supply car low speed).When opening second magnetic valve, alcohol enters second evaporator room b, and all be evaporated, produce a certain amount of pure steam again, after entering cracking room, also produce a certain amount of hydrogen rich gas, if the producible pure quantity of steam of first evaporator room a is assumed to be 1, when opening second magnetic valve so again, the pure steam output at general export place is 1+1=2, the increase of pure steam total amount, and the hydrogen rich gas that is produced also increases, use during steam supply car middling speed, when opening the 3rd magnetic valve again, alcohol enters the 3rd evaporator room c, produces a certain amount of pure steam (alcohol all is evaporated) again, this moment, all alcohol quantity of steam in exit was 1+1+1=3, the hydrogen rich gas that produces by cracking room increases greatly, but the steam supply overall height is used this structure control alcohol quantity of steam when fast, control the hydrogen rich gas quantitative change in other words and get very simple and convenient (open and " 0 " pass " 1 " of promptly controlling 3 magnetic valves), opening and closing of three magnetic valves of control gets final product.In addition, also can replace magnetic valve and throttle orifice, chew as long as EFI is opened in energising with the automatically controlled nozzle of EFI car, just can spray into evaporator room to alcohol, conduction time is long more, and the alcohol amount that sprays into is many more, can control the conduction time of nozzle by computer, control pure quantity of steam (also being the hydrogen rich gas amount).More than three kinds of work conversion and control the control of available computer.
Cross that hot cell 7 usefulness heat transfer properties are good crosses that the hot cell is welded into rectangle with stainless steel sheet or circular pipe is in series (as shown in Figure 5 and Figure 6), and place between evaporator room and the cracking room.Its effect is the pure steam heating (promptly being superheat state) that will come out from evaporator room again.
Cross the hot cell, evaporator room is placed in the casing, cracking room is placed in another casing, controls all or part of of hot exhaust gas with an electromagnetic valve 18 and enters.Cross the both sides, hot cell dividing plate 6 and 8 are housed, dividing plate 15 also is housed in the cracking room zone.During work, cracking room, mistake hot cell, evaporator room are all worked in hot exhaust gas simultaneously, and the height of magnetic valve 18 may command cracking room temperature avoids burning out catalyzer, and hot exhaust gas is guided to directly discharging of another passage (bypass).
As shown in Figure 3, this device has increased an auxiliary fuel tank 36, like this can be respectively with three kinds of fuel works, and the one, only use gasoline work, the 2nd, ooze hydrogen rich gas work with gasoline, the 3rd, work with hydrogen rich gas fully.Auxiliary fuel tank also is provided with fluidic element 32 and 34,32 two ends connect oil pump 39 and three-way solenoid valve 68 respectively, three-way solenoid valve 68 1 ends connect three-way solenoid valve 28, can connect fuel injection nozzle 27 by it, 68 the other end connects fluidic element 34, link to each other with three-way solenoid valve 26 by fluidic element 34, three-way solenoid valve 26 1 ends link to each other with bubbling pipe 38 by reducing valve 67, the other end is by magnetic valve 66, check valve 65 links to each other with gas receiver 25, and the gas receiver the other end links to each other with portable compressor 62 1 ends by check valve 63,62 the other ends and prolong 23, magnetic valve 17 links to each other, and magnetic valve 17 links to each other with hydrogen rich gas delivery trunk 16, and magnetic valve is controlled by computer.
During work, connect control instruments power supply (have pilot lamp to show and see Fig. 4) earlier, connect automobile power source then.Earlier with the mode (pressing red button) of full gasoline, red indicating light is bright, and expression has entered first kind of working routine (seeing Table 1), and after the motor car engine work, offgas duct promptly has hot gas to discharge, and gives evaporator room, crosses the hot cell, cracking room heats.When the cracking room temperature reached the catalyzer minimum operating temperature, pilot lamp was bright, and expression can have been used hydrogen rich gas.As long as open the magnetic valve of evaporator room, the hydrogen rich gas output is arranged soon, at this moment can press any one button as required, as press the green button, green light is bright, expression enters second working routine (seeing Table 1), and this moment, hydrogen rich gas entered auxiliary fuel tank by rich hydrogen blistering pipe 38, stirred with bubbling, hydrogen rich gas is mixed with oil, oil pump 39 starts, and makes hydrogen rich gas, gasoline, air mixed once again through fluidic element 32, sprays into the automobile cylinder internal combustion through three- way solenoid valve 69,28 and nozzle 27.If press yellow button, amber light is bright, and expression enters the 3rd working routine (seeing Table 1), and this moment, hydrogen rich gas process fluidic element 34 and air mixed entered cylinder combustion through three- way solenoid valve 68,28 and nozzle 27.Gasoline in the auxiliary fuel tank is supplied with pump 46 by main tank, and starting and stopping of pump, perhaps controlled with float 57 by computer control automatically by detecting liquid level rod 47.More than three kinds of working ordeies all control with button, simple, convenient.
Table 1:
| |
26 | 28 | 68 | 69 | 12 | 62 | 66 | 67 | 32 | 34 | 50 | 39 | 27 |
| Threeway | Threeway | Threeway | Threeway | Magnetic valve | Compressor | Magnetic valve | Reducing valve | Fluidic element | Fluidic element | Pump | Pump | Threeway | |
| Full gasoline | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | / | 0 | / |
| Hydrogen and oil | 0 | / | / | / | / | / | / | / | / | 0 | 0 | / | / |
| Perhydro gas | / | / | 0 | / | / | / | / | 0 | 0 | / | 0 | 0 | / |
Claims (10)
1. alcohols hydrogen production plant for automobile, comprise evaporator room, cross hot cell, cracking room, the total output tube of pure steam and the hydrogen rich gas delivery trunk that are connected with the cracking room import and export, condensing works is characterized in that evaporator room and cracking room are set at least two evaporator rooms and at least two cracking rooms; Perhaps evaporator room and at least two cracking rooms.
2. alcohols hydrogen production plant for automobile according to claim 1 is characterized in that in evaporator room and mistake hot cell, crosses between hot cell and the cracking room dividing plate is housed, and dividing plate also is equipped with in the cracking room zone.
3. alcohols hydrogen production plant for automobile according to claim 1 is characterized in that the cracking room profile is flat rectangular parallelepiped, and each cracking room connected by communicating pipe.
4. alcohols hydrogen production plant for automobile according to claim 1 is characterized in that in the ingress of three evaporator rooms three magnetic valves being housed, and the magnetic valve back is provided with throttle orifice; The fuel injection nozzle of EFI car perhaps is housed at the situation lower inlet place of an evaporator room.
5. the described alcohols hydrogen production plant for automobile of claim 1 is characterized in that the hot cell was welded into rectangle with stainless steel sheet or circular pipe is in series, and placed between evaporator room and the cracking room.
6. the described alcohols hydrogen production plant for automobile of claim 1 is characterized in that hot cell, evaporator room were placed in the casing, and placed hot exhaust gas import front end, and cracking room is placed in another casing, places hot exhaust gas import rear end.
7. the described alcohols hydrogen production plant for automobile of claim 1 is characterized in that the hydrogen rich gas delivery trunk is connected with magnetic valve, and magnetic valve connects the control computer.
8. the described alcohols hydrogen production plant for automobile of claim 1, it is characterized in that the hydrogen rich gas delivery trunk after, a portable compressor arranged before the gas receiver.
9. the described alcohols hydrogen production plant for automobile of claim 1 is characterized in that condensing works is that condensation copper pipe is placed in the pure case.
10. the described alcohols hydrogen production plant for automobile of claim 1 is characterized in that this device has an auxiliary fuel tank, is provided with the jet original paper on the auxiliary fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100658694A CN101139087A (en) | 2007-05-14 | 2007-05-14 | Alcohols hydrogen production plant for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100658694A CN101139087A (en) | 2007-05-14 | 2007-05-14 | Alcohols hydrogen production plant for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN101139087A true CN101139087A (en) | 2008-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100658694A Pending CN101139087A (en) | 2007-05-14 | 2007-05-14 | Alcohols hydrogen production plant for automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111422831A (en) * | 2020-04-29 | 2020-07-17 | 西安交通大学 | Methanol cracking device |
| CN111689634A (en) * | 2020-06-10 | 2020-09-22 | 南京工业大学 | Method for treating trichloropyridine sodium alcoholate wastewater |
-
2007
- 2007-05-14 CN CNA2007100658694A patent/CN101139087A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111422831A (en) * | 2020-04-29 | 2020-07-17 | 西安交通大学 | Methanol cracking device |
| CN111422831B (en) * | 2020-04-29 | 2021-10-19 | 西安交通大学 | Methanol cracking device |
| CN111689634A (en) * | 2020-06-10 | 2020-09-22 | 南京工业大学 | Method for treating trichloropyridine sodium alcoholate wastewater |
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