CN108266290A - Sprinkler - Google Patents
Sprinkler Download PDFInfo
- Publication number
- CN108266290A CN108266290A CN201810007075.0A CN201810007075A CN108266290A CN 108266290 A CN108266290 A CN 108266290A CN 201810007075 A CN201810007075 A CN 201810007075A CN 108266290 A CN108266290 A CN 108266290A
- Authority
- CN
- China
- Prior art keywords
- water
- sprinkler
- water jet
- identification
- internal combustion
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 217
- 239000007921 spray Substances 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 45
- 238000002485 combustion reaction Methods 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 239000000446 fuel Substances 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/022—Adding fuel and water emulsion, water or steam
- F02M25/025—Adding water
- F02M25/028—Adding water into the charge intakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B47/00—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines
- F02B47/02—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being water or steam
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/022—Adding fuel and water emulsion, water or steam
- F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/022—Adding fuel and water emulsion, water or steam
- F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
- F02M25/0224—Water treatment or cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/022—Adding fuel and water emulsion, water or steam
- F02M25/0227—Control aspects; Arrangement of sensors; Diagnostics; Actuators
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The present invention relates to a kind of sprinkler of internal combustion engine (1), which is included for storing the water tank (5) of water, for conveying the delivery element of water (3);At least one water jet (6) for water spray, the water jet are connect with the delivery element (3);Identification and/or determining device (14) and control unit (10).The identification and/or determining device (14) are established as in internal combustion engine (2), it is necessary to carry out determining the cooling necessity of the water jet (6) and/or the cooling necessity of other water guide members of the sprinkler (1) except the operation area by the determined water spray that burns before steam is formed.The control unit (10) be established as by the identification and/or determining device (14) determine the result is that certainly when manipulate the water jet (6) for spraying water.The present invention's further relates to a kind of internal combustion engine with sprinkler and a kind of method for running this sprinkler.
Description
Technical field
Sprinkler and such internal combustion engine the present invention relates to a kind of internal combustion engine.Another aspect of the present invention relates to
A kind of and method for running this sprinkler.
Background technology
Due to constantly improve to the requirement for reducing CO2 emission, internal combustion engine increasingly optimizes in terms of fuel consumption.
It is well known, however, that internal combustion engine may in terms of consumption not be optimally to run in the operating point with high load capacity because described
Operation is limited by pinking tendency and high exhaust gas temperature.For reducing pinking tendency and possibility measure for reducing exhaust gas temperature
It is water spray.Here, usually there are individual water injection system, so as to realize water spray.Thus, for example by WO 2014/080266
It is a kind of for the water injection system with W/EGR internal combustion engine known to A1, water penetrating exhaust gas is followed again in the water injection system
In the quality stream of ring.
Between operating point when water injection system is activated, the pump for conveying water is turned off.That is, water is in spray
In the water jet and pipeline of water system.Since the temperature of the internal combustion engine component near water injection system is high, existing water may quilt
Heating and potential evaporation.In the place of height above sea level (air pressure is relatively low there), the effect can enhance when driving.It is steamed due to being formed
Function damage may occur when restarting water injection system for gas, because system pressure only may by lagging be built due to steam
It is vertical.Therefore, it puts into operation to water injection system lag.It, may in quick sudden load change due to putting into operation for lag
Occur temperature peak in the offgas and occur knock event in burning.Further, since evaporation water may occur it is possible
It deposits and so as to the damage that lasting function damage and/or component, especially injection valve occurs.
Invention content
According to an aspect of the present invention, a kind of sprinkler of internal combustion engine is proposed, the equipment includes:For storing water
Water tank;For conveying the delivery element of water;At least one water jet for water spray, the water jet and the delivery element
Connection;Identification and/or determining device, in the internal combustion engine, it is necessary to determined by burning before steam is formed
Water spray operation area except determine the water jet cooling necessity and/or the sprinkler other water guide portions
The cooling necessity of part;And control unit, described control unit are established as true by the identification and/or determining device
It is fixed the result is that certainly when manipulate the water jet for spraying water.
The sprinkler of the present invention has the advantage that, that is, timely measure is performed, to protect water jet and/or spray
Other water guide members of wetting system are from abrasion." timely " is it is meant that until start steam do not occur during the measure.According to
The present invention, this is realized by the sprinkler of internal combustion engine, which is included for storing the water tank of water, for conveying water
Delivery element, connect with delivery element it is at least one for water spray water jet, identification and/or determining device and control
Unit.Here, identification and/or determining device be established as before steam is formed it is necessary to carry out by burn determined
Water spray operation area except determine water jet cooling necessity and/or sprinkler other water guide members cooling
Necessity.Control unit be established as by identification and/or determining device determine the result is that certainly when manipulation spray water
Device is used to spray water.By identification and/or the positive result that determines of determining device it is meant that have determined that water jet cooling and/
Or the cooling of other water guide members of sprinkler is necessary.Cooling can by being located in water jet and/or water spray set
In standby other water guide members and/or the water in the pipeline region between delivery element and water jet and/or by by conveying
Water that element is conveyed from water tank carries out.It should be noted that the determining identification also included to the necessity of cooling necessity.It changes
Yan Zhi, identification and/or determining device are established as carrying out by determined spray of burning unnecessary before there is steam
Determine that the cooling of the cooling necessity of water jet and/or other water guide members of sprinkler is necessary in the operation area of water
Property.It is preferred that it is heavy-duty service region for the operation area burnt it is necessary to spray water.Here, it is preferred that so selects smallly
Select the water that per working clearance sprays into so that do not have a negative impact to variation in combustion process, i.e., injection and torque independently into
Row.When necessary preferably, it is matched with the water of penetrating for this combustion parameter (fuel quantity, ignition time point, air capacity).
Preferred embodiment shows the enlargement technology of the present invention.
It is preferred that identification and/or determining device include pressure sensor, the pressure sensor be arranged on water jet and/
Or on other water guide members of sprinkler and/or in the pipeline region between delivery element and water jet.Therefore it can examine
The pressure being present in these regions of sprinkler is surveyed, be furthermore possible to identify and/or determines cooling necessity.In particular, herein
By the pressure detected compared with pressure threshold.If the pressure detected is more than pressure threshold, then concludes therefrom that:It is spraying
In pipeline region on hydrophone and/or on other water guide members of sprinkler and/or between delivery element and water jet
Pressure or temperature rise in this way so that cooling is necessary.Here, pressure threshold correspond to have not yet been formed steam or it is expected that
Scheduled pressure value during steam is not formed.Therefore, pressure threshold is selected in this way so that the pressure threshold, which is less than, shows that steam is formed
Pressure.
Alternatively or additionally, identification and/or determining device include temperature sensor, which is arranged in water spray
In pipeline region on device and/or on other water guide members of sprinkler and/or between delivery element and water jet.Cause
This, can detect the temperature being present in these regions of sprinkler.In particular, herein by the temperature detected and temperature threshold
Compare.If the temperature detected is more than temperature threshold, then concludes therefrom that:On water jet and/or sprinkler its
The temperature in pipeline region on its water guide member and/or between delivery element and water jet rises in this way so that cooling is
It is necessary.Here, temperature threshold preferably corresponds to have not yet been formed steam or it is expected that predetermined temperature value when not forming steam.Cause
This, selects temperature threshold in this way so that the temperature threshold is less than such a temperature:Formed from the temperature steam or it is expected that
Occurs steam in sprinkler.
Another alternative solution for determining cooling necessity is the use of the pressure and temperature sensor of combination.
Alternatively or additionally, identification and/or determining device are established as determining water jet based on computation model
Cooling necessity and/or sprinkler other water guide members cooling necessity.
Herein, it can be advantageous to be built such that the computation model so that water spray carries out at predetermined intervals.In advance
Fixed time interval corresponds to such time interval, wherein, by after the time interval it is estimated on water jet and/
Or the temperature on other water guide members of sprinkler and/or in the pipeline region between delivery element and water jet is in this way
Rise so that cooling is necessary.
A particularly preferred configuration according to the present invention, the computation model are established as calculating in water jet
And/or the estimation on other water guide members of sprinkler and/or in the pipeline region between delivery element and water jet
Temperature and/or the pressure of estimation.Thus it is contemplated that the influential parameter of temperature or thermal conditions on sprinkler, especially
It is speed, the engine speed of internal combustion engine, the temperature of engine, ambient temperature and water jet and/or the guiding of other water
Component relative to engine position.Here, the computation model preferably corresponds to heat transfer model.
Furthermore it is preferred that can select in this way water spray when water so that the water have spray into fuel quantity 5% to
Value between 20%.The water is so on the one hand selected smallly as a result, so that in the operation area of internal combustion engine or operating point
The water of middle penetrating has no adverse effect running stability, torque and abrasion.On the other hand water is so selected greatly so that
Cooling effect is realized in water jet and/or in other water guide members of sprinkler.
A particularly preferred configuration according to the present invention, the sprinkler include multiple water jets.Here, control unit
Be established as by identification and/or determining device determine the result is that certainly when periodically manipulate water jet for spraying
Water." periodically " mean to manipulate water jet in a subsequent order.Due to the non-concurrent manipulation of water jet, it is ensured that spray into
Whole waters be uniformly distributed on cylinder and influence burning thus without strong.In addition, in the feelings of service requirement variation
Under condition, such as when internal combustion engine is transitioned into in the operating point of higher load, it can provide immediately and the relevant water spray that burns.
Particularly preferably, distributor rail in other words is provided with, water jet is disposed on the distributor in other words rail.At this
In the case of, identification and/or determining device, especially pressure sensor and/or temperature sensor can be arranged in the distributor or
Person is said on rail.
It is also possible that identification and/or determining device have multiple pressure sensors and/or temperature sensor, wherein, it is
Each water jet is attached troops to a unit a pressure sensor and/or temperature sensor.Therefore it can identify or determine on each water jet
Cool down necessity.However should expect, water jet is arranged close to since it is mutual and almost has mutually synthermal, makes
For each water jet cooling necessity or be almost determined at same time point.
Further preferably, the present invention relates to a kind of internal combustion engine, which includes the sprinkler of the foregoing description.
Another aspect of the present invention relates to a kind of method for running sprinkler, the sprinkler is included for defeated
The water jet for water spray for sending the delivery element of water and being connect with delivery element.This method is preferably included in before forming steam
In internal combustion engine, it is necessary to identification and/or the coolings of determining water jet except carrying out by the operation area for the determined water spray that burns
The step of cooling necessity of other water guide members of necessity and/or sprinkler.In addition, this method be included in cooling must
The identification for the property wanted and/or it is determining the result is that certainly when the step of being sprayed water by water jet.
The advantages of about mentioned by the sprinkler and elaboration are also applicable in the method for running sprinkler.
It is preferred that carrying out the identification of cooling necessity and/or determining, mode is to detect on water jet and/or spray water to set
Pressure and/or temperature on standby other water guide members and/or in the pipeline region between delivery element and water jet.Cause
This, can be cooled down by the temperature measured in sprinkler and/or the pressure measured in sprinkler come requirement must
The property wanted.
Alternatively or additionally, cooling necessity can be determined based on computation model.By using computation model, also may be used
To ensure the identification of cooling necessity under temperature sensor and/or pressure sensor failure conditions and/or determine.
Particularly preferably, sprinkler has multiple water jets, wherein, identification and/or determining knot in cooling necessity
When fruit is affirmative, some water jets in multiple water jets are periodically manipulated for spraying water.
According to another aspect of the invention, it is proposed that a kind of internal combustion engine, the internal combustion engine has the sprinkler of the present invention.
Description of the drawings
Referring next to attached drawing detailed description of the present invention preferred embodiment.In the accompanying drawings:
The strongly simplified of the internal combustion engine that Fig. 1 shows to have sprinkler according to the preferred embodiment of the present invention schematically regards
Figure;With
Fig. 2 is according to the explanatory view that the simplification for exemplifying sprinkler is preferably implemented.
Specific embodiment
Next, it is set according to a preferred embodiment of the present invention with reference to the water spray of attached Fig. 1 and 2 detailed description internal combustion engines 2
Standby 1.In particular, the internal combustion engine 2 is run according to Otto principle with gasoline direct.
A part for the sprinkler 1 of internal combustion engine 2 and the present invention with multiple cylinders is schematically shown in Fig. 1.
2 each cylinder of internal combustion engine includes a combustion chamber 20, and piston 21 can move back and forth in the combustion chamber.In addition, internal combustion engine 2 is preferred
Each cylinder tool is there are two intake valve 25, and respectively with there are one inlet channel 22, air to lead to described two intake valves via the air inlet
Road is transported to combustion chamber 20.Exhaust gas is discharged via exhaust steam passage 23.Here, it is disposed with air bleeding valve on exhaust steam passage 23
26.In addition, reference numeral 24 marks fuel injection valve.
Water jet 6 is there also is provided on each inlet channel 22, which sprays into internal combustion by control unit 10 by water
In the inlet channel 22 of machine 2.In this embodiment, every two water jets 6 of cylinder are provided with, this causes every combustion period maximum can
The more preferable of the water of penetrating prepares or improves.It can alternatively arrange every one water jet of cylinder.
It is shown specifically the sprinkler 1 of the present invention in fig. 2.Sprinkler 1 includes the conveying constructed in the form of pump member
Part 3 and the electric driver 4 for driving delivery element 3.
In addition, being provided with water tank 5, the water tank is connect by the first pipeline 7 with delivery element 3.Second pipeline 8 makes conveying
Rail is connect element 3 in other words with distributor 9, and multiple water jets 6 are connected on the distributor in other words rail.With distributor
9 the second pipeline 8 is equivalent to the pipeline region between delivery element 3 and water jet 6.
In order to which water is sprayed into the inlet channel 22 of internal combustion engine 2, the water from water tank 5 is transported to by delivery element 3
In water jet 6.
In addition, it is provided with the water level and/or temperature sensor 18 for being located at the water in water tank 5.
Sprinkler 1 further includes identification and/or determining device 14 and is used for before steam appearance it is necessary to carry out by firing
Burn the cooling necessity that water jet 6 is determined in an operation area except the internal combustion engine operation region of determined water spray.
In other words, it is such a operation area according to operation area of the present invention when determining cooling necessity:At that
In be not necessary by the determined water spray of burning, such as in sub-load (full load for being less than 50%).
" related to burning " " is determined " to be intended to water spray by burning to improve burning quality in other words.It is it is preferred that quick-fried
Shake tendency the avoiding of pinking in other words, the reduction of exhaust gas temperature and the reduction of fuel consumption belong to the improvement of burning quality.
It must be preferably equivalent to run internal combustion engine with high load capacity or full load with the operation area for the relevant water spray of burning
When residing operation area.
Identification and/or determining device 14 are also preferably used for determining the delivery element 3 of sprinkler 1 in above-mentioned operation area
Cooling necessity.
In addition, sprinkler 1 has control unit 10, described control unit is established as by identification and/or really
Determine that device 14 determines the result is that when manipulation water jet 6 certainly is used to spray water.
In addition, control unit 10 is established as manipulating water level and/or temperature sensor 18, electric driver 4 and knowing
Other and/or determining device 14.
It is preferred that identification and/or determining device 14 include pressure sensor 15 and temperature sensor 16.
Pressure sensor 15 and temperature sensor 16 are preferably placed in the second pipeline 8 between delivery element 3 and water jet 6
In.Alternatively, sensor 15,16 can be located on distributor 9.
Pressure and temperature in second pipeline 8 can be detected by pressure sensor 15 and temperature sensor 16.
Temperature in second pipeline 8 due to water jet 6 it is mutual be arranged close to and with the substantially phase of the temperature on water jet 6
Together so that the cooling of water jet 6 can be determined a need for based on this.
Correspondingly, it can be determined based on the pressure detected in the second pipeline 8,6 and/or second pipeline 8 of water jet
Cooling it is whether necessary.
Although being only provided with a pressure sensor 15 and a temperature sensor 16 in this embodiment, equally may be used
Each water jet 6 is thought of as to attach troops to a unit a pressure sensor and/or temperature sensor.
As additional determining possibility or in order in 16 failure conditions of pressure sensor 15 and/or temperature sensor
Lower to determine cooling necessity, identification and/or determining device 14 are advantageously established as decisioing making based on computation model.
For this purpose, identification and/or determining device 14 preferably include memory 11, calculating mould is stored in the memory
Type.In particular, the memory 11 is a part for control device 10.However, memory 11 is it is so structured that individual component.
It is particularly preferred that control unit 10 is established as being used for:By identification and/or determining device 14 determine the result is that
Certainly when, periodically manipulate water jet 6 for spraying water.
Here, in water spray in order to which the water that cooling water guide member is sprayed into further preferably is in sprayed into fuel quantity
In range between 5% and 20%.
Next the method for running sprinkler 1 is elaborated.
According to the present invention, in the operation area except the operation area that must being determined by burning spray water,
The cooling necessity of sprinkler 1 is determined in running operation.
Therefore, with spraying water in the relevant unnecessary operation area of water spray of burning yet by water jet 6.
It is preferred that periodically for example successively manipulation water jet 6 is used to spray water.Therefore, other than the cooling of sprinkler 1
It can also ensure, otherwise the water all sprayed into never or at least will not be damaged significantly in the operation area of internal combustion engine
Do not require the current combustion of water spray.
For same purpose, the water sprayed by each water jet 6 is preferably by determined water spray situation of burning
Under water X% and Y% between value.
In addition, by alternately controlling water jet 6 and purposefully setting the water to be sprayed into, can realize:It is running
In the case of region is fast-changing, such as in quick sudden load change, it can occur immediately and the relevant water spray that burns.
Cool down the determining preferably by detecting the second pipeline by temperature sensor 16 and/or pressure sensor 15 of necessity
Temperature and/or pressure in 8 carry out.
If the temperature detected is more than scheduled temperature threshold and/or the pressure detected is more than scheduled pressure threshold
Value, then can be inferred that cooling is necessary.
It is preferred that additionally it can judge whether cooling is necessary by computation model.By computation model in an advantageous manner
Determine the temperature of the estimation in the second pipeline 8.If the temperature of estimation is more than scheduled temperature threshold, then determines there is cooling
Necessity.This is particularly advantageous under 15 failure conditions of temperature sensor 16 and/or pressure sensor.
The water of penetrating can also be preferably based on the data of water level and/or temperature sensor 18 to match.Therefore, it is if logical
It crosses water level and/or temperature sensor 18 determines, water level is less than scheduled watermark threshold and/or the temperature of the water in water tank 5
More than water tank temperature threshold value, then can for example reduce the water to be sprayed into of each water jet 6.
By the sprinkler of the present invention and the method for the present invention for running sprinkler, sprinkler 1 is especially sprayed water
Possibility high temperature caused by the waste heat of I. C. engine in device 6 is lowered.Therefore the water spray of sprinkler 1 can be reduced
The abrasion of device 6 and other water guide members.
Claims (10)
1. the sprinkler (1) of internal combustion engine (2), including:
For storing the water tank (5) of water;
For conveying the delivery element (3) of water;
At least one water jet (6) for water spray, the water jet are connect with the delivery element (3);
Identification and/or determining device (14), for before steam is formed the internal combustion engine (2) it is necessary to carry out by firing
It burns and the cooling necessity of the water jet (6) and/or the sprinkler (1) is determined except the operation area of determined water spray
Other water guide members cooling necessity;With
Control unit (10), described control unit be established as by it is described identification and/or determining device (14) determine
The result is that certainly when manipulate the water jet (6) for spraying water.
2. sprinkler (1) according to claim 1, which is characterized in that the identification and/or determining device (14) include
Pressure sensor (15) and/or temperature sensor (16), wherein, the pressure sensor (15) and/or the temperature sensor
(16) it is arranged on the water jet (6) and/or on other water guide members of the sprinkler (1) and/or described
In pipeline region (8) between delivery element (3) and the water jet (6).
3. sprinkler (1) according to claim 1 or 2, which is characterized in that the identification and/or determining device (14)
It is established as cooling necessity for determining the water jet (6) based on computation model and/or the sprinkler (1)
The cooling necessity of component.
4. sprinkler (1) according to any one of the preceding claims, which is characterized in that draw in order to cool down the water
Water when leading component and spraying water has the value between the 5% to 20% of the fuel quantity sprayed into.
5. sprinkler (1) according to any one of the preceding claims, which is characterized in that be provided with multiple water jets
(6), wherein, described control unit be established as by it is described identification and/or determining device (14) determine the result is that agree
When fixed, some water jets (6) in the multiple water jet (6) are periodically manipulated for spraying water.
6. internal combustion engine (2), the internal combustion engine includes sprinkler (1) according to any one of the preceding claims.
7. for running the method for the sprinkler (1) of internal combustion engine, the sprinkler includes the delivery element for conveying water
(3) and with the delivery element (3) water jet (6) for water spray connecting, wherein, the step of the method, includes:
In the internal combustion engine, it is necessary to know except the operation area by the determined water spray that burns before steam is formed
Not and/or determine the water jet (6) cooling necessity and/or the sprinkler (1) other water guide members it is cold
But necessity and
Cool down necessity identification and/or it is determining the result is that certainly when pass through the water jet (6) spray water.
8. the method according to the description of claim 7 is characterized in that detection is on the water jet (6) and/or the water spray is set
On other water guide members of standby (1) and/or the pipeline region between the delivery element (3) and the water jet (6)
(8) pressure and/or temperature in.
9. method according to claim 7 or 8, which is characterized in that cooling necessity is determined based on computation model.
10. the method according to any one of claim 7 to 9, which is characterized in that the sprinkler has multiple water sprays
Device (6), wherein, cool down necessity identification and/or it is determining the result is that certainly when, periodically manipulate the multiple spray
Some water jets (6) in hydrophone (6) are for spraying water.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017200046.5A DE102017200046A1 (en) | 2017-01-04 | 2017-01-04 | Water injection apparatus |
DE102017200046.5 | 2017-01-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108266290A true CN108266290A (en) | 2018-07-10 |
CN108266290B CN108266290B (en) | 2021-07-02 |
Family
ID=62568168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810007075.0A Expired - Fee Related CN108266290B (en) | 2017-01-04 | 2018-01-04 | Water spraying equipment |
Country Status (3)
Country | Link |
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KR (1) | KR20180080696A (en) |
CN (1) | CN108266290B (en) |
DE (1) | DE102017200046A1 (en) |
Families Citing this family (1)
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DE102021211844A1 (en) | 2021-10-20 | 2023-04-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Method for operating an internal combustion engine with a combustion chamber and a water injection system |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102022177A (en) * | 2010-10-10 | 2011-04-20 | 梁天宇 | Engine |
DE102014222470A1 (en) * | 2014-11-04 | 2016-05-04 | Bayerische Motoren Werke Aktiengesellschaft | Method for controlling the amount of fluid in the intake air of an internal combustion engine |
CN205207001U (en) * | 2015-12-22 | 2016-05-04 | 罗明哲 | Steam internal -combustion engine |
EP3018319A1 (en) * | 2014-11-04 | 2016-05-11 | Bayerische Motoren Werke Aktiengesellschaft | Cylinder head assembly for a combustion engine |
CN105649823A (en) * | 2016-04-13 | 2016-06-08 | 陈国才 | Water mist spraying device |
US20160258387A1 (en) * | 2012-01-04 | 2016-09-08 | Ini Power Systems, Inc. | Flex fuel field generator |
CN106050484A (en) * | 2016-05-31 | 2016-10-26 | 何亚明 | Oxygen determination oil-water engine |
US20160369751A1 (en) * | 2015-06-22 | 2016-12-22 | Chun-Ting Chen | Internal combustion engine using water as auxiliary power |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016501334A (en) | 2012-11-20 | 2016-01-18 | ノストラム エナジー ピーティーイー.リミテッドNostrum Energy Pte.Ltd. | Internally cooled exhaust gas recirculation system and method for internal combustion engines |
DE102015208489A1 (en) * | 2015-05-07 | 2016-11-10 | Robert Bosch Gmbh | Water injection device of an internal combustion engine and method for operating such a water injection device |
-
2017
- 2017-01-04 DE DE102017200046.5A patent/DE102017200046A1/en not_active Withdrawn
-
2018
- 2018-01-03 KR KR1020180000577A patent/KR20180080696A/en not_active Application Discontinuation
- 2018-01-04 CN CN201810007075.0A patent/CN108266290B/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102022177A (en) * | 2010-10-10 | 2011-04-20 | 梁天宇 | Engine |
US20160258387A1 (en) * | 2012-01-04 | 2016-09-08 | Ini Power Systems, Inc. | Flex fuel field generator |
DE102014222470A1 (en) * | 2014-11-04 | 2016-05-04 | Bayerische Motoren Werke Aktiengesellschaft | Method for controlling the amount of fluid in the intake air of an internal combustion engine |
EP3018319A1 (en) * | 2014-11-04 | 2016-05-11 | Bayerische Motoren Werke Aktiengesellschaft | Cylinder head assembly for a combustion engine |
US20160369751A1 (en) * | 2015-06-22 | 2016-12-22 | Chun-Ting Chen | Internal combustion engine using water as auxiliary power |
CN205207001U (en) * | 2015-12-22 | 2016-05-04 | 罗明哲 | Steam internal -combustion engine |
CN105649823A (en) * | 2016-04-13 | 2016-06-08 | 陈国才 | Water mist spraying device |
CN106050484A (en) * | 2016-05-31 | 2016-10-26 | 何亚明 | Oxygen determination oil-water engine |
Also Published As
Publication number | Publication date |
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KR20180080696A (en) | 2018-07-12 |
DE102017200046A1 (en) | 2018-07-05 |
CN108266290B (en) | 2021-07-02 |
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