CN1248312A - Combustion enhancing apparatus - Google Patents

Abstract

A gas mixing apparatus is disclosed in which gases from the crankcase of an internal combustion engine and from a petrol or diesel tank are mixed together with an alcohol solution, are passed over an ionizer, and producing negatively charged Make-Weight gaseous substances, then passed to the air induction system for combustion.

Description

Strengthen firing unit

Invention field

The present invention relates to a kind of enhancing firing unit of material of the additional weight that produces electronegative property; More specifically, but be not limited only to, relate to a kind of enhancing firing unit that is used for internal-combustion engine.

Background of invention

In the crankcase of petrolic fuel tank and motor, generally contain hydrocarbon gas.In the prior art, utilize these hydrocarbons in motor to burn.Two kinds of methods have been proposed, as shown in Figure 1.

In first method, the compacted charcoal of hydrocarbon vapor the canister 12 that carbon is housed that comes out from fuel tank 10 flows through, and, introduce in the motor 14, before burning, at input pipe 16 places with air mixing.Yet this process reduces the ratio of the oxygen of sending into the air in the burning cavity and nitrogen, thereby causes pyrolysis, and the amount of hydrocarbon not burning, that discharge is increased.

In the second approach, leak out the gas of forming by gaseous hydrocarbons, hydrogen atom group and remaining oil from crankcase, through delivery outlet 18, by air filter 20, the air intake system 22 of motor, or directly deliver in the input pipe 24 of motor.This gas in this input pipe 24 with the air mixing that enters motor, burn once more.Yet this process also can cause oil firing, and pyrolysis and combustion efficiency are not high.

Summary of the invention

According to the present invention, provide a kind of internal-combustion engine to use, can produce the device of the additional weight substance of electronegative property.This device comprises: with a gas access that is connected in petrol tank relief opening and the engine crankcase relief opening; Be used for and mix with a kind of alcoholic solution from the gas that this inlet comes, to generate the device of the gaseous matter that replenishes weight; An electro-dissociator that is used for this gaseous mixture of ionization; With a mixture outlet that is connected with an air inlet of motor.

Preferably this alcoholic solution is ethanol or methyl alcohol, or another kind of the selection be turpentine oil, and its alcohol concentration is in 5%～30% scope.

Best, this mixing arrangement comprises a mixing chamber or the several chamber that is connected with inlet, and comprises sprayed solution, makes its device that contacts with gas, or the device that gas is bubbled over by this solution.This mixing arrangement comprises that also one makes solution from liquid outlet, to injection apparatus circuit pump.

This device also comprises the gas and the steam filter that are connected with inlet, and this inlet then is connected with the petrol tank relief opening.In addition, this device also comprises an oil separator filter that is connected with this inlet, and this filter then is connected with the exhausted by crankcase mouth of motor.Two inlets preferably are set, and an inlet is connected with a relief opening.

Brief Description Of Drawings

Below in conjunction with accompanying drawing embodiments of the invention are described, wherein:

Fig. 1 represents to utilize the schematic representation of method of the prior art of the engine crankcase of internal-combustion engine and the hydrocarbon gas in the fuel tank;

Fig. 2 is the schematic representation of apparatus of one embodiment of the present of invention;

Fig. 3 is the partial cross section perspective view of device shown in Figure 2;

Fig. 4 is the cross-sectional perspective view of Fig. 2 embodiment's the canister that carbon is housed;

Fig. 5 is the embodiment's of Fig. 2 the sectional view of an oil separator filter;

Fig. 6 is second embodiment's of a mixing chamber of the present invention cross-sectional view.

DETAILED DESCRIPTION OF THE PREFERRED

Fig. 2 schematically shows one embodiment of the present of invention, wherein, internal-combustion engine 100 is equipped with a vaporizer 110, is used to make from the air of air inlet 120 and fuel mix from fuel tank 130, and, burn for the cylinder of motor 100 provides the mixture of air and fuel.

From the gas that engine crankcase leaks out, under the positive pressure in crankcase, discharge by the hole 150 of engine crankcase; Gasoline vapour gas is discharged by opening 152 then from petrol tank 130.The gas that this leaks out is through an oil separator filter 160; With gas in the petrol tank through a canister 170 that carbon is housed, all send in the device 140 as one embodiment of the present of invention.

Fig. 3 has represented this device 140 in more detail.

This device 140 comprises a housing 200, housing 200 is provided with article one supplying tube 202 of coming out from above-mentioned oil separator filter 160, the second supplying tube 204 that comes out from the above-mentioned canister 170 that carbon is housed, the 3rd supplying tube 206 that comes out from a recycle pump 210, the second output tube 212 that leads to the air intake system 110 of article one output tube 208 of pump 210 and access to engine.

Supplying tube 202,204 and 206 is configured in the mixing chamber 207 with a half-cylindrical tray 220.Each bar pipe 202,204,206 has a plurality of openings 230 along its length.Opening 230 on the pipe 202,204 is used for gas is introduced this mixing chamber.Pipe 206 sprays into liquid in this mixing chamber, and this liquid is water and alcoholic solution, is preferably by ethanol CH ₃CH ₂OH or methyl alcohol CH ₃OH, or another way is turpentine oil C ₁₀H ₁₆The concentration of forming is 5%～30% alcoholic solution.Opening is arranged at tray 220 bottoms, from managing 206 liquid that spray into, can fall by these openings.Then, this liquid is by filter 250, and by output tube 208, outflow from this device is pumped back by supplying tube 206 again.

Volatile ethane, methane, the gasoline vapour gas that leaks out, the gaseous mixture of alcohol and water vapour, passing through output tube 212, discharge before this device 140, by vacuum action from above-mentioned air intake system 110, by being used to collect the fluid director passage 230 of liquid solution, on the ionizing point of two electro-dissociators 240, be inhaled into.This electro-dissociator utilizes corona discharge process, with this gaseous mixture ionization, and makes its electronegative property.Gaseous mixture passes to the air intake system 110 of this internal-combustion engine 100 from output tube 212.In this air intake system 110, this gaseous mixture and the air mixing that flows into burning cavity.Have been found that this gaseous mixture is imported in this air intake system, help to reduce the fuel consumption of pollution and this internal-combustion engine.

The canister 170 that carbon is housed is illustrated among Fig. 4, and it comprises a housing 300 with a supplying tube 302 and an output tube 304.Pipe 302 is connected with a inlet channel 306 near the absorber element 307 that is made of the charcoal that compresses, in the downstream of this absorber element 307, is provided with one and leads to and manage 304 outlet passage 308.Relative end at this passage 308 is provided with an air inlet 310.The escaping gas evaporation, and by the petrol tank exhaust port, pass in the inlet channel 306 of this canister that carbon is housed.Gas is absorbed by carbon, and is loosely being kept by carbon.When this engine start, air sucks by opening 310 with by inlet channel 306.Because hydrocarbon gas is loosely to remain in the charcoal, therefore, this gas can be extracted out by vacuum pressure, delivers to second supplying tube 204.Oil separator filter 160 is illustrated among Fig. 5.This separator comprises that one has a vapour inlet 402, vapor outlet port 404, a plurality of fluid director 406, following fluid director 407 gone up, and each fluid director all has the housing 400 of an oil flow channel 408 and a filter 409.All these parts all are configured in this housing.Fluid director 406,407 provides the path of complications for the gas that leaks out, and makes that oil droplet is collected on this fluid director, or is stopped by this filter 409 when this gas passes through this separator.Oil is collected by a mobilizable oil interceptor 410.Be collected in the oil in this separator 160,, flow back in the motor by managing 404.

Fig. 6 represents second embodiment of the present invention.In this embodiment, with Fig. 3 to the identical part of embodiment shown in Figure 5, represent with identical label.This embodiment's of the present invention main difference part is a mixing chamber 500, and in this embodiment, it is hollow cylindrical, and has a longitudinal opening 502.Hollow cylindrical supplying tube 510,512 is connected with the engine crankcase exhaust entrance with the petrol tank exhaust entrance respectively.Pipe 510 is provided with one and arranges opening 514 longitudinally, is provided with one and arranges opening 516 longitudinally and manage 512.The supplying tube 520 that comes out from pump 210 is provided with two and arranges opening 522,524 longitudinally.Each row of openings 514,516,522,524 and chamber opening 502 are configured to make each opening all to be submerged in the alcoholic solution 530, and opening 512,514 is configured to and the hydrocarbon gas conductance can be gone in the mixed zone 540.522,524 of openings import alcoholic solution in this mixed zone 540.In addition, be provided with a liquid solution filter 550 and replace above-mentioned fluid director passage 230.This liquid solution filter is preferably made by the P type filter material of 3M formula.This embodiment only has a single electro-dissociator.Because gas inlet pipe all is submerged in the alcoholic solution, therefore must adds positive pressure gas is bubbled over by liquid.Be that this gas has been in the positive pressure of crankcase under the situation of coming out from crankcase at gas, because gas is in the process of the air intake system of air stream by having vacuum effect, by what suck from petrol tank.The gas that leaks out, petrol tank gas and from the gaseous mixture of the alcohol of this device by going into motor, the process that is ionized is to a certain extent decomposed, thereby generates the product of the additional weight substance of ionization.This product when the gas of this seepage and petrol tank gas are directly introduced air inlet, can more effectively react in burning cavity.

Observe in the process of the test and find, use this device continuously, the carbon granule sediments can be removed from motor, therefore have cleaning action.In addition, the oil separator filter can be removed remaining oil from the seepage gas of this crankcase, make remaining oil can not hinder burning.Because remaining oil is got back in the motor, therefore, the consumption of oil also reduces.

The embodiment of the invention described above should not think restrictive.For example, although illustratedly be to use a kind of vaporizer input system, the present invention can be used for the petrol engine of burner oil and the internal-combustion engine of other form (for example, diesel engine) equally.Though, in this device, used ethanol or methanol solution, also can use other alcohol.In addition, though expression is the inlet that comes out from engine crankcase and petrol tank relief opening, device of the present invention only also can be used for one from one or another inlet that exports out.When being connected with the petrol tank relief opening, if this petrol tank has an air outlet slit, this device can suck air by this air outlet slit, and then filter 170 can save.Embodiment shown in Figure 3 has two electro-dissociators, and embodiment shown in Figure 6 has an electro-dissociator.This can not think restrictive, can use the electro-dissociator of any number, and this depends on the flow of gaseous mixture.In the embodiment shown in fig. 3, this mixing arrangement contacts with gas gas is mixed with alcoholic solution by spraying into solution; And in the embodiment of Fig. 6, mix by gas is bubbled over by solution.But, also can use other mixed method, for example, use the ultrasound injection apparatus to replace injection pipe among the embodiment of Fig. 3; With in the embodiment of Fig. 6, use a kind of mechanical mixer or a kind of oscillatory type mixing arrangement, promote mixing of gas and solution.

In order to estimate testing apparatus, diesel-oil vehicle in the Effect on Performance aspect smoke level, fuel consumption and the measurement power, some tests have been carried out according to above-mentioned embodiments of the invention.

For this reason, compare test, before on the sensor of the Canter of Mitsubishi 1992 lorrys that this testing apparatus are installed in jet-type diesel engine and afterwards, measure its smoke level, fuel consumption and power with 2 liters of fuel.Measuring phase

1. smoke level

Utilize the Hartridge nephelometer to measure smoke level.

2. the measurement of fuel consumption

A. during constant speed

This test is that the dynamometer of a simulation in the travels down condition has been installed on the chassis, carries out under the situation of this test car and drive.Vehicle with 90 kilometers/time constant speed travel, measure the fuel consumption in 10 minutes.

B. under medium and maximum load condition

This test also is that the dynamometer of a simulation in the travels down condition has been installed on the chassis, carries out under the situation of this test car and drive.The moderate duty that is added on the test car is 0.67 thousand N (kN), and maximum load is 1.33 thousand Ns (kN).Vehicle with 20 kilometers/time speed under two kinds of loads (medium and maximum), travel, measure the fuel consumption in 1 minute.

C. power measurement

Utilization is installed in the dynamometer on the chassis, measures the peak output of test car.Equipment

1.Hartridge nephelometer MK III

2.PLU 401/108 fuel-metering system

3.MAHA chassis dynamometer test procedure

1. carry out the measurement test of smoke level, fuel consumption and power measurement

2. as described in the II, this device is installed on the test car

3. travel 200 kilometers

4. repeating step 1 test result 1. is in 90 kilometers of constant speed/at present

		This device not			This device is arranged
								Test speed (kilometer/time)	Sampling time (branch)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)
????90	????10	??1.3548	???8.12	???8.0730	??1.3170	??7.90	???7.903
								??1.3348	???8.01	??1.3168	??7.90
		??1.3486	???8.09		??1.3185	??7.91
								?????-	?????-	?????-	????-

2. under 0.67 thousand N of moderate duty

		This device not			This device is arranged
								Test speed (kilometer/time)	Sampling time (branch)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)
????20	????1	??0.0740	???4.40	??4.342	??0.0701	???4.18	???4.126
								??0.0725	???4.31	??0.0690	???4.10
		??0.0715	???4.27		??0.0677	???4.04
								??0.0729	???4.35	??0.0694	???4.14
		??0.0734	???4.38		??0.0698	???4.17

3. under 1.33 thousand Ns of maximum loads

		This device not			This device is arranged
								Test speed (kilometer/time)	Sampling time (branch)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)	Fuel consumption (liter)	On average (liter/time)	On average (liter/time)
????20	????1	??0.0938	??5.59	???5.566	??0.0870	??5.18	???5.200
								??0.0933	??5.56	??0.0862	??5.14
		??0.0931	??5.55		??0.0872	??5.20
								??0.0937	??5.59	??0.0879	??5.24
		??0.0735	??5.54		??0.0877	??5.24

Test result is summed up the fuel consumption trial under 4. constant speed

Speed of experiment	This device not	This device is arranged	Differ %
				90 kilometers/time	8.97 rise/100 kilometers	8.78 rise/100 kilometers	????-2.12％

5. the fuel consumption trial under 0.67 thousand N of the moderate duty

Speed of experiment	This device not	This device is arranged	Differ %
				20 kilometers/time	21.71 rise/100 kilometers	20.63 rise/100 kilometers	???-4.97％

6. the fuel consumption trial under 1.33 thousand Ns of the maximum loads

Test speed	This device not	This device is arranged	Differ %
				20 kilometers/time	27.83 rise/100 kilometers	26.00 rise/100 kilometers	???-6.58％

7. smoke level test

	This device not	This device is arranged	Differ %
				Smoke level (HS)	??????84	??????37	???-55.95％

8. peak output test

	This device not	This device is arranged	Differ %
				Peak output	??????39	?????42	???+7.69％

Sum up

1. the fuel consumption in 90 kilometers of constant speed/at present reduces by 2.12%

Moderate duty 0.67 thousand N (kN) and 20 kilometers/time speed under, fuel consumption reduces by 4.97%

1.33 thousand Ns of maximum loads and 20 kilometers/time speed under, fuel consumption reduces by 6.58%

4. smoke level reduces by 55.95%

5. peak output increases by 7.69%

Claims (14)

1. device that is used for internal-combustion engine, it comprises:

With a gas access that is connected in petrol tank relief opening and the engine crankcase relief opening;

Be used for and mix with a kind of alcoholic solution from the gas that this inlet comes, to generate the device of the gaseous matter that replenishes weight;

An electro-dissociator that is used for this gaseous mixture of ionization; With

A mixture outlet that is connected with an air inlet of motor.

2. device as claimed in claim 1, it also comprises: a gas access that is connected with another relief opening in this engine crankcase relief opening with this petrol tank relief opening; This inlet also is connected with mixing arrangement.

3. device as claimed in claim 1 or 2 is characterized by, and this mixing arrangement comprises a device that sprayed solution is contacted with gas.

4. device as claimed in claim 1 or 2 is characterized by, and this mixing arrangement comprises the gas that a mixing chamber of placing solution and one will come out from this exhausted by crankcase mouth and fuel tank relief opening, bubbles over to the device of each inlet by this solution.

5. as claim 3 or 4 described devices, it is characterized by, this mixing arrangement has a solution entrance and exit, and the pump of a pumping solution between this entrance and exit.

6. as each described device in the above-mentioned claim, it is characterized by, the alcohol concentration of this solution is in 5%～30% scope, and remainder is a distilled water.

7. each described device as in the above-mentioned claim is characterized by, and this alcohol is from ethanol or methyl alcohol, or another kind of way selects from turpentine oil, and all described materials all are organic.

8. as each described device in the above-mentioned claim, it also comprises: a gas and a steam absorber element that is connected with the gas access that is connected with the petrol tank relief opening.

9. device as claimed in claim 8 is characterized by, and this absorber element comprises the canister of adorning charcoal and at the air inlet in this canister downstream.

10. device as claimed in claim 1, it also comprises: an oil separator filter that is connected with the gas access that is used for being connected with the exhausted by crankcase mouth of this motor.

11. device as claimed in claim 10 is characterized by, this separator comprises an oil purifier.

12. as claim 10 or 11 described devices, it is characterized by, this separator comprises the device of collecting the oil in this separator.

13. device as claimed in claim 12 is characterized by, this gathering-device comprises the fluid director part of a gas zigzag channel of a plurality of formation.

14. device as claimed in claim is characterized by, combustion process has added the material of additional weight, and it can absorb heat, and to reduce the temperature of motor, specifically, is to reduce nitrogen oxide.

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