CN106499618A - Method for running fire pump - Google Patents
Method for running fire pump Download PDFInfo
- Publication number
- CN106499618A CN106499618A CN201610776435.4A CN201610776435A CN106499618A CN 106499618 A CN106499618 A CN 106499618A CN 201610776435 A CN201610776435 A CN 201610776435A CN 106499618 A CN106499618 A CN 106499618A
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- Prior art keywords
- pump
- pressure
- intake
- fire
- discharge
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 52
- 239000000126 substance Substances 0.000 claims abstract description 35
- 230000006978 adaptation Effects 0.000 claims abstract description 14
- 238000005259 measurement Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 description 20
- 239000003795 chemical substances by application Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/12—Combinations of two or more pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
- F05D2270/3011—Inlet pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
- F05D2270/3013—Outlet pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The present invention relates to a kind of method for running fire pump (12), fire pump has pump intake (13) and the pump discharge (14) for exporting extinguishing chemical, wherein, pump intake (13) is connected with the supply pump (16) for conveying extinguishing agent, wherein, the method is carried out according to following steps：The pump intake rated pressure of default extinguishing chemical and desired pump discharge rated pressure, the pump intake actual pressure that there is provided by supply pump (16) of measurement and compared with pump intake rated pressure, measure pump discharge actual pressure and compared with pump discharge rated pressure, if pump intake actual pressure exceedes the margin of tolerance with the deviation of pump intake rated pressure, the conveying power of adaptation supply pump, if pump discharge actual pressure exceedes the margin of tolerance with the deviation of pump discharge rated pressure, the conveying power of fire pump is adapted to.
Description
Technical field
The present invention relates to a kind of method for running fire pump, the fire pump has pump intake and for exporting extinguishing chemical
Pump discharge.
Background technology
Already known such fire pump and the method for running fire pump.The pump discharge of fire pump is used for coupling difference
The playpipe or spray tower (Werfer) of the extinguishing chemical for output in the form of water or water/foam mixture of quantity.
Fire pump may be arranged at hot job car (Einsatzfahrzeug), especially the edge of fire fighting truck or with
Vehicle is independently placed in so-called load-carrying fire extinguisher (Tragkraftspritze).Fire pump is placed in by same being contemplated that
In pumping unit on trailer, in container or in precipitation vessel (Absetzbehaelter).Can be by pump discharge rated pressure
It is adjusted on certain value, especially 8bar.Existing makes the pump discharge rated pressure of extinguishing chemical disappear independently of the extinguishing chemical for being coupled
The quantity of consumption device, i.e. such as playpipe or spray tower keeps constant demand.If coupling more extinguishing chemical customers, need
Improve the conveying power (Foerderleistung) of fire pump.Therefore must be in suction side, guarantee at the pump intake of fire pump
There is enough extinguishing agent pressures, to make the extinguishing agent pressure at the pump discharge keep constant.
Content of the invention
It is therefore intended that a kind of method for running fire pump is provided, can rapidly and reliably to disappearing using the method
The situation of change of the extinguishing agent pressure at the pump intake and pump discharge of anti-pump is made a response, and especially so causes at pump discharge
Extinguishing agent pressure is held essentially constant.
The purpose is realized for running the method for fire pump by a kind of feature with independent claims 1.
Arranged according to the present invention have a kind of method for running fire pump, fire pump to there is pump intake and go out for output
The pump discharge of fiery agent, wherein, pump intake is connected with the supply pump (Foerderpumpe) for conveying extinguishing agent, wherein, should
Method is comprised the following steps
The pump intake rated pressure and desired pump discharge rated pressure of-default extinguishing chemical,
The pump intake actual pressure that there is provided by supply pump of-measurement and compared with pump intake rated pressure,
- measure pump discharge actual pressure and compared with pump discharge rated pressure,
If-pump intake actual pressure exceedes the margin of tolerance with the deviation of pump intake rated pressure, the conveying work(of supply pump is adapted to
Rate,
If-pump discharge actual pressure exceedes the margin of tolerance with the deviation of pump discharge rated pressure, the conveying work(of fire pump is adapted to
Rate.
Fire pump is linked with supply pump in suction side, and supply pump is responsible for allowing to quick at the pump intake of fire pump
Ground is made a response by pressure changing.Therefore, according to the present invention execute extinguishing chemical pump inlet pressure reality/rated value-
Compare and (wherein, the deviation exceedes the margin of tolerance) adjusts again when pump intake actual pressure has deviation with pump intake rated pressure
Section.Adjust pump inlet pressure via supply pump, and via adaptation fire pump conveying power adjusting pump discharge pressure.Thus
Rapidly and reliably the number change of the extinguishing chemical customer at the pump discharge of fire pump can be made a response.Pump can for example be made
Entrance rated pressure than pump discharge rated pressure certain, adjustable value greatly, thus avoids the pump for being connected to fire pump all the time
The transfer pipeline of porch is shunk and fire-fighting due to different extinguishing chemical outputs and the fluctuation at the pump intake for thus causing
Pump is not reentried extinguishing chemical.
It is particularly preferred that before the reality/rated value-compare of pump discharge pressure is executed, first executing pump intake pressure
Reality/the rated value of power-compare and execute if necessary supply pump conveying power adaptation.
If it is particularly preferred that pump intake actual pressure exceedes margin of tolerance ground less than pump intake rated pressure, improving and supplying
The conveying power of pump is given, if or pump intake actual pressure is with exceeding the margin of tolerance more than pump intake rated pressure, reduction confession
Conveying power to pump.
It is possible that can adjust the margin of tolerance by user (carries out supply pump and/or fire-fighting when the margin of tolerance is exceeded
The adaptation of the conveying power of pump).The actual value that pump intake and/or pump discharge pressure should be avoided using the regulation of the margin of tolerance is most
Little deviation has caused adjusting again for supply pump and/or fire pump.It is of course possible to the margin of tolerance at pump intake is different from
The margin of tolerance at pump discharge.In addition can adjust the margin of tolerance and be equal to zero, thus can accurately attain pump intake rated pressure
And/or pump discharge rated pressure.
In the improvement project of the present invention, if pump discharge actual pressure exceedes the margin of tolerance, ground is less than the specified pressure of pump discharge
Power, improves the conveying power of fire pump, if or pump discharge actual pressure is with exceeding the margin of tolerance more than the specified pressure of pump discharge
Power, reduces the conveying power of fire pump.
In the improvement project of the present invention, fire pump is fire-fighting drum pump (Feuerloeschkreiselpumpe), and which is defeated
The adaptation of power is sent to realize by the adaptation of rotating speed.But can also use other types of fire pump in principle.
It is particularly preferred that executing the reality-volume of pump inlet pressure and pump discharge pressure by means of control or adjusting means
Definite value compares.Suitably, control or adjusting means are in hot job car, the edge of such as fire fighting truck and there suitable
Ground can be operated by user by guidance panel (Bedienfeld), thus to readjust pump inlet pressure and/or pump
The rated value of outlet pressure changes default rated pressure value.
It is possible that supply pump volume flow of the adaptation by change hydraulic fluid hydraulically to run and convey power
Amount is realized.Suitably, it is used for delivery hydraulic pressure liquid using hydraulic pump.
Alternatively it is possible that supply pump electrically passes through to adjust electric supply to run and convey being adapted to for power
The power of pump controller, especially motor is realized.Power adjusting can for example pass through to change the frequency of motor and realize.
It is particularly preferred that supply pump is actuated submersible pump (Tauchpumpe) or floating pump (Schwimmpumpe).May
, supply pump is installed in hot job car, especially in fire fighting truck.
Alternatively it is possible that supply pump is portable and direct especially in the design as actuated submersible pump
Sink to extinguishing chemical to be conveyed, especially in water or water/foam mixture.
The present invention includes a kind of pump installation in addition, and which is carried with pump intake and for exporting disappearing for the pump discharge of extinguishing chemical
Anti- pump, wherein, pump intake is connected with the supply pump for conveying extinguishing agent, it is characterised in that the pump installation is suitable for holding
Row method according to any one of claim 1 to 9.
It is possible that the pump intake of fire pump by means of at least one aspiration (Saugleitung) directly with supply
The supply pump discharge of pump is connected.
Alternatively go out it is possible that inserting at least one between the pump intake of fire pump and the supply pump discharge of supply pump
Fiery agent container, such as extinguishing chemical case, extinguishing chemical can be introduced in foamite container by means of supply pump and can by means of supply pump
Extinguishing chemical is pumped out from foamite container.
Additionally, the present invention include a kind of hot job car, especially fire fighting truck, it is characterised in that according to claim 10 to
Pump installation any one of 12.
Description of the drawings
Next a preferred embodiment of the present invention is shown in the drawings and in detail illustrating.Wherein：
Fig. 1 show for execute the method according to the invention according to the present invention pump installation first embodiment signal
Figure,
Fig. 2 shown for executing the schematic diagram of the second embodiment of the pump installation of the method according to the invention,
Fig. 3 shown for executing the schematic diagram of the 3rd embodiment of the pump installation of the method according to the invention,
Fig. 4 show for execute the method according to the present invention pump installation fourth embodiment schematic diagram,
Fig. 5 shows the schematic diagram of the Part I of the regulating loop of the part as the method according to the invention, and
Fig. 6 shows the schematic diagram of the Part II of the regulating loop of the part as the method according to the invention.
Specific embodiment
Fig. 1 shows the first embodiment of the pump installation 11 according to the present invention for being adapted for carrying out the method according to the invention
Part schematic circuit diagram.
The critical piece of pump installation 11 is fire pump 12, and which is configured to fire-fighting drum pump in shown sample situation.?
In the sample situation, fire-fighting drum pump is installed in the hot job car in the form of fire fighting truck.Fire pump 12 has suction
The pump intake 13 of side and pump discharge 14 on the pressure side.Fire pump 12 is used for conveying extinguishing agent, especially water or water/foam mixture.
Coupling at pump discharge 13 has extinguishing chemical customer, and its here is for example illustrated in the form of playpipe 15.Playpipe 15 is by disappearing
Anti- flexible pipe is connected with the pump discharge of fire pump 12.
Another critical piece of pump installation 11 is supplied with pump 16, and which is configured to portable submersible in the sample situation
Pump.Thus, supply pump 16 is directly sunk in extinguishing chemical to be conveyed, for example, supply pump can be placed in water body or water receptacle.
Supply pump 16 has supply pump intake, directly aspirates extinguishing chemical by the supply pump intake.Additionally, supply pump 16 has
There is supply pump discharge 18, which is according to shown first embodiment by aspiration 19, especially fire hose and fire pump 12
Pump intake 13 is connected.
As shown in schematically in FIG, supply pump 16 is configured to the supply pump 16 of hydraulic running according to first embodiment.
Therefore, hydraulic circulation 20 is connected at supply pump 16, hydraulic fluid is circulated and is conveyed to hydraulic pressure by the hydraulic circulation
Pump controller, such as hydraulic cylinder, hydraulic motor (which drives supply pump 16).The liquid that will be used for making hydraulic fluid, especially oil circulation
Press pump 21 and for adjust the volume flow of hydraulic fluid control valve 22 access supply pump 16 hydraulic circulation 20 in.In hydraulic pressure
In the backhaul of circulation 20, also there is hydraulic fluid cooler, hydraulic fluid filter and tank, which is combined into hydraulic pressure list if necessary
Unit 23.
Another critical piece of pump installation 11 is control or adjusting means 24.Control or adjusting means 24 are preferably located in tightly
The edge of anxious task car, especially fire fighting truck.Suitably, control or adjusting means 24 are equipped with microcontroller or microprocessor
Device, compares executing the following reality/rated value for also illustrating in greater detail wherein.Operation device 25 is connected to control or adjusts
At device 24, operation device 25 has guidance panel if necessary with display, and user is by the guidance panel access control
The information of system or adjusting means 24 and can control actively by default certain rated value or margin of tolerance intervention or regulation
Loop.
As shown in especially in FIG, control or adjusting means 24 are connected with the pump intake 13 and pump discharge 14 of fire pump 12
Knot.Pump intake 13 and pump discharge 14 are respectively associated for measuring actual pressure, i.e. pump intake actual pressure and the pump of extinguishing chemical
The measurement device of outlet actual pressure.In order to measure actual pressure, all conventional device for pressure measurement, such as pressure can be used
Sensor, the actual pressure for measuring is converted into electric actual value signal by outside or inside converter by which, and (which can quilt
It is transferred at control or adjusting means).The signal transmission of device for pressure measurement can be wired or wireless.In wireless signal
In the case of transmission, for example can be by radio come transmission signal.
Control or adjusting means 24 are linked with fire pump 12 in addition, and fire pump 12 is configured to fire-fighting in the sample situation
Drum pump.Therefore, control or adjusting means 24 act on the rotating speed of fire-fighting drum pump.
Finally, control or adjusting means 24 are also linked with supply pump 13.In shown first embodiment, the connection tool
Thus realizing, i.e., control or adjusting means 24 are connected with the position control for controlling valve 22 accessed in hydraulic circulation 20 on body ground
Tie and thus can adjust the volume flow of hydraulic fluid or through-current capacity when supply pump 16 is flowed into.
Fig. 5 and 6 shows the flow process of the method according to the invention with schematic block diagram.
First, connection process 26 is carried out, suitably connects supply pump 16 in connection process 26 first and connection disappears afterwards
Anti- pump 12.Next in activation 27, activation is controlled or adjusting means 24.Next set in rated value real in process 28
Existing pump intake rated pressure and the setting of pump discharge rated pressure.This is set by operation device 25 and realizes, operation device 25 with
Control and adjusting means 24 are linked.Default rated value can be adopted or be input into new rated value.Generally that pump discharge is specified
Pressure is set to about 8bar, and pump intake rated pressure is set to about 9bar.
After the rated value of pump inlet pressure and pump discharge pressure sets, next measure in measurement process 29 and pump into
Mouth actual pressure.Next, the first reality-rated value compare in 30 by the pump intake actual pressure of measured extinguishing chemical with
Before set pump intake rated pressure compares.If the deviation of actual value and rated value in the default margin of tolerance it
Interior, execute the step of describing in detail further below.If pump intake actual pressure exceedes pre- with the deviation of pump intake rated pressure
If the margin of tolerance, execute control at the supply pump 16 or adjust circulation (Regelschleife).
If pump intake actual pressure exceedes the margin of tolerance, ground is less than pump intake rated pressure, then improve the defeated of supply pump 16
Power is sent, and the rotating speed of supply pump 16 is improved in illustrated first embodiment.This according to first embodiment thus obtaining, i.e.,
Control or adjusting means are sent control signals at the position control of the control valve 22 in hydraulic circulation 20, position control
Servo-driver is manipulated in terms of which, and servo-driver promotes the valve components in control valve to increase through-flow mouth, thus improves
The volume flow of hydraulic fluid or through-current capacity so that the rotating speed for being especially likewise constructed to the supply pump 16 of drum pump is lifted.
If otherwise it is with exceeding the margin of tolerance specified more than default pump intake to determine the pump intake actual pressure for measuring
Pressure, reduces the rotating speed of supply pump 16, wherein as previously described above, is reduced by correspondingly adjustment valve components logical
Cross control valve 22 hydraulic fluid through-flow.Compare after 30 in the first reality-rated value, or true by the first checking process
Pump intake actual pressure is determined less than pump intake rated pressure, or determine that in the second checking process 32 pump intake actual pressure is big
In predetermined pump intake rated pressure.If the first checking process 31 is negative, then execute the second checking process 32.If first
Checking process 31 is affirmative, that is, determine pump intake actual pressure less than pump intake rated pressure, then adjust process 33 first
The middle rotating speed for improving supply pump.If otherwise determining pump intake actual pressure in the second checking process 32 more than pump intake volume
Constant-pressure, the rotating speed for reducing supply pump 16 using the second adjustment process 34.Execute first or second adjust process 33 or 34 it
Afterwards, reality-rated value-compare 30 is executed again.The feelings deviation of pump intake actual pressure being now arranged within the margin of tolerance
Condition, introduces other step.If otherwise determine the deviation of pump intake actual pressure always also in the margin of tolerance outside, weight
Newly execute aforementioned regulation to circulate.
In the case of the deviation of pump intake actual pressure is within the margin of tolerance, next actual-specified second
Value to compare and check whether pump discharge actual pressure has deviation with set pump discharge rated pressure in 35.If pump discharge reality
Pressure is within the default margin of tolerance with the deviation of pump discharge rated pressure, and Quality Initiative (Steuerkette) is adjusted back
Road experiences and terminates.
If otherwise determining that the pump discharge actual pressure of extinguishing chemical is less than default pump discharge according to the 3rd checking process 36
Rated pressure, then adjust the conveying power that process 37 improves fire pump 12 by means of the 3rd.As fire pump 12 is configured to fire-fighting
Drum pump, the rotating speed that fire pump is improved by the corresponding control signal of control or adjusting means 24 so that conveying power ascension.
If otherwise the 3rd checking process 36 is negative, executes the 4th checking process 37, determining that pump discharge actual pressure is more than wherein
Pump intake rated pressure.If being such case, by means of the 4th adjust process 39 by control or adjusting means 24 corresponding
Control signal reduce the rotating speed of fire-fighting drum pump, thus reduce the actual pressure at the pump discharge.
After the 3rd or the 4th adjusts the end of process 37,39, and aforementioned regulation circulation is carried out at supply pump.Pumping out
Actual pressure of the change and impact of extinguishing agent pressure at pump intake 13 at mouth 14, so that experience aforementioned regulation section
(Rgelstrecke)A.If experienced regulation section A and in the actual pressure at pump intake within the margin of tolerance, arrive again
Up to regulation section B at the fire pump and first further through the actual pressure of 35 determination pump discharges 14 of the second reality/rated value-compare
Whether power corresponds to default pump discharge rated pressure, is that is in the margin of tolerance.If being such case, knot is adjusted
Beam.
It is readily apparent that executing continuously or in the discrete time period and pump intake actual pressure and pumping out cause for gossip
The measurement of border pressure, if so as to such as extinguishing chemical customer is additionally coupled at pump discharge or such fire extinguisher disappears
The such as no longer activity by the valve closed at the playpipe 15 of consumption device, automatically can be made to changing by aforementioned regulating loop
Reaction.
Fig. 2 shows the second embodiment of the pump installation 11 according to the present invention.The second embodiment of pump installation 11 with above-mentioned
First embodiment is differed only in, and replaces the supply pump 13 of hydraulic running, using the supply pump of electrical operation.Here, by borrowing
The voltage supply 45 for helping the change pump controller of adjuster 40 realizes the adaptation for conveying power of supply pump 16, and adjuster 40 is from control
System or adjusting means 24 receive corresponding control signal.In other side, it is previously described for running the method for fire pump, namely
Aforesaid regulation section is said in the second embodiment of pump installation to execute with identical mode in the first embodiment.
Fig. 3 shows the 3rd embodiment of the pump installation 11 according to the present invention.The 3rd embodiment of pump installation 11 with aforementioned
Embodiment is distinguished and is, between the pump intake of fire pump 12 and the supply pump discharge of supply pump 13 inserts foamite container 41,
Extinguishing chemical can be introduced in foamite container 41 by means of supply pump and extinguishing chemical can be held from extinguishing chemical by means of fire pump 12
Pump out in device 41.Supply pump 13 is as in the first embodiment hydraulically running.
Finally, Fig. 4 shows the fourth embodiment of the pump installation 11 according to the present invention.As in the third embodiment,
Here inserts foamite container 41, such as tank between the pump intake of fire pump 12 and the supply pump discharge of supply pump 13.
According to fourth embodiment, using the supply pump 16 of electrical operation.
Control or regulating loop for the third and fourth embodiment of the pump installation 11 according to the present invention is corresponding to before
Illustrated control or regulating loop.
Claims (13)
1. a kind of method for running fire pump, the fire pump have pump intake (13) and for exporting pumping out for extinguishing chemical
Mouth (14), wherein, pump intake (13) are connected with the supply pump (16) for conveying the extinguishing chemical, and methods described has
Following steps：
The pump intake rated pressure and desired pump discharge rated pressure of-the default extinguishing chemical,
The pump intake actual pressure that there is provided by the supply pump (16) of-measurement and compared with the pump intake rated pressure
Compared with,
- measure pump discharge actual pressure and compared with the pump discharge rated pressure,
If-the pump intake actual pressure exceedes the margin of tolerance with the deviation of the pump intake rated pressure, the confession is adapted to
To the conveying power of pump (16),
If the deviation of-the pump discharge actual pressure and the pump discharge rated pressure exceedes the margin of tolerance, disappear described in adaptation
The conveying power of anti-pump.
2. method according to claim 1, it is characterised in that executing the reality/rated value of pump discharge pressure-compare
(35), before, the reality/rated value of pump inlet pressure-compare (30) and execute the supply pump (16) if necessary is first carried out
Conveying power adaptation.
3. method according to claim 1 and 2, it is characterised in that if the pump intake actual pressure exceedes tolerance model
Exclosure improves the conveying power of supply pump (16) less than the pump intake rated pressure, if or described pumping into cause for gossip
Border pressure exceedes margin of tolerance ground more than the pump intake rated pressure, reduces the conveying power of supply pump (16).
4. according to method in any one of the preceding claims wherein, it is characterised in that if the pump discharge actual pressure is super
Margin of tolerance ground is crossed less than the pump discharge rated pressure, the conveying power of fire pump (12) is improved, if or described
Pump discharge actual pressure exceedes margin of tolerance ground more than the pump discharge rated pressure, reduces the conveying work(of fire pump (13)
Rate.
5. according to method in any one of the preceding claims wherein, it is characterised in that fire pump (12) are fire-fighting revolutions
Pump, its adaptation for conveying power are realized by the adaptation of rotating speed.
6. according to method in any one of the preceding claims wherein, it is characterised in that by means of control or adjusting means (24)
To execute the reality/rated value of pump inlet pressure and pump discharge pressure-compare (30,35).
7. according to method in any one of the preceding claims wherein, it is characterised in that supply pump (16) are hydraulically transporting
The adaptation of capable and described conveying power is realized by the volume flow for changing hydraulic fluid, wherein it is preferred to use hydraulic pump
For delivery hydraulic pressure liquid.
8. method according to any one of claim 1 to 6, it is characterised in that supply pump (16) are electrically transporting
The adaptation of capable and described conveying power is by adjusting electric supply pump controller, the power of especially motor is realized.
9. according to method in any one of the preceding claims wherein, it is characterised in that supply pump (16) are actuated submersible pumps.
10. a kind of pump installation, which is carried with pump intake (13) and the fire pump for exporting the pump discharge (14) of extinguishing chemical
(12), wherein, pump intake (13) are connected with the supply pump (16) for conveying the extinguishing chemical, it is characterised in that institute
State pump installation and be suitable for carrying out method according to any one of claim 1 to 9.
11. pump installations according to claim 10, it is characterised in that the pump intake (13) of fire pump (12) by means of
At least one aspiration (19) is directly connected with the supply pump discharge of the supply pump (16).
12. pump installations according to claim 10, it is characterised in that in pump intake (13) and the institute of the fire pump (12)
At least one foamite container (41) is inserted between the supply pump discharge for stating supply pump (16), by means of the supply pump (16) energy
Enough extinguishing chemical is introduced in the foamite container and can be by extinguishing chemical from the extinguishing chemical by means of the fire pump (12)
Pump out in container.
13. a kind of hot job car, especially fire fighting trucks, it is characterised in that according to any one of claim 10 to 12
Pump installation (11).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015216958.8A DE102015216958A1 (en) | 2015-09-04 | 2015-09-04 | Method for operating a fire pump |
| DE102015216958.8 | 2015-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106499618A true CN106499618A (en) | 2017-03-15 |
Family
ID=56686649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610776435.4A Pending CN106499618A (en) | 2015-09-04 | 2016-08-31 | Method for running fire pump |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3139043A1 (en) |
| CN (1) | CN106499618A (en) |
| DE (1) | DE102015216958A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715766A (en) * | 2019-10-24 | 2020-01-21 | 上海蜀昌电气有限公司 | Fire emergency evacuation residual pressure monitoring system |
| CN112473043A (en) * | 2020-11-30 | 2021-03-12 | 中国民用航空总局第二研究所 | Fire extinguishing agent filling system for aviation forest fire control and using method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018217439A1 (en) * | 2018-10-11 | 2020-04-16 | Albert Ziegler Gmbh | Pump device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB555596A (en) * | 1942-05-13 | 1943-08-30 | Frank Wolstencroft | Automatic control means for fire-trailer and like pumps for water boosting purposes |
| DE3019749A1 (en) * | 1980-05-23 | 1981-12-03 | Konrad Rosenbauer KG, 4060 Leonding | Centrifugal pump for fire fighting - has automatic controller to maintain output pressure and simultaneously guard against cavitation |
| US5186612A (en) * | 1992-01-16 | 1993-02-16 | Caterpillar Inc. | Variable pressure inlet system for hydraulic pumps |
| DE4403618A1 (en) * | 1994-02-05 | 1995-08-10 | Uraca Pumpen | Piston pump with booster pump |
| DE10045118B4 (en) * | 2000-09-13 | 2006-02-09 | Brueninghaus Hydromatik Gmbh | Hydraulic system with a main pump and a pre-pressure pump |
| US7874373B2 (en) * | 2006-10-19 | 2011-01-25 | Oshkosh Corporation | Pump system for a firefighting vehicle |
| DE102007032103B4 (en) * | 2007-05-16 | 2022-02-24 | Robert Bosch Gmbh | Pump unit with a main pump and a charging pump with an adjustable delivery volume |
-
2015
- 2015-09-04 DE DE102015216958.8A patent/DE102015216958A1/en not_active Ceased
-
2016
- 2016-08-04 EP EP16182834.8A patent/EP3139043A1/en not_active Withdrawn
- 2016-08-31 CN CN201610776435.4A patent/CN106499618A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715766A (en) * | 2019-10-24 | 2020-01-21 | 上海蜀昌电气有限公司 | Fire emergency evacuation residual pressure monitoring system |
| CN112473043A (en) * | 2020-11-30 | 2021-03-12 | 中国民用航空总局第二研究所 | Fire extinguishing agent filling system for aviation forest fire control and using method |
| CN112473043B (en) * | 2020-11-30 | 2022-05-03 | 中国民用航空总局第二研究所 | Fire extinguishing agent filling system for aviation forest fire control and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015216958A1 (en) | 2017-03-09 |
| EP3139043A1 (en) | 2017-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170315 |