CN103569925A - Liquid bromine metering device - Google Patents
Liquid bromine metering device Download PDFInfo
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- CN103569925A CN103569925A CN201210283626.9A CN201210283626A CN103569925A CN 103569925 A CN103569925 A CN 103569925A CN 201210283626 A CN201210283626 A CN 201210283626A CN 103569925 A CN103569925 A CN 103569925A
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Abstract
The invention relates to a liquid bromine metering device comprising one or more liquid bromine metering tanks and one or more metering pumps which are arranged at the upstream parts of water inlet valves and are used for metering water added into the liquid bromine metering tanks, wherein each liquid bromine metering tank comprises a water inlet and a valve connected with the water inlet at the top of the liquid bromine metering tank, a wastewater outlet and a valve connected with the wastewater outlet at the top of the liquid bromine metering tank, a liquid bromine inlet and a valve connected with the liquid bromine inlet at the bottom of the liquid bromine metering tank, and a liquid bromine outlet as well as a valve and a bromine supply device which are connected with the liquid bromine outlet in sequence at the bottom of the liquid bromine metering tank; the liquid bromine metering tanks and the metering pumps are connected in parallel. The liquid bromine metering device can be used for highly accurately and stably metering liquid bromine for a long term in a continuous or discontinuous manner, and is low in manufacturing and running costs.
Description
Technical field
The present invention relates to a kind of bromine gauging device.
Background technology
At present, the metering of bromine is mainly directly measured by measuring pump during butyl rubber bromination.Due to the severe corrosive of bromine, the material of measuring pump is had high requirements.For this reason, the membrane pump that need to use resistance to bromine corrosion material to manufacture, therefore causes cost high.Meanwhile, due to bromine to the corrosion of measuring pump material without quantizating index, the reliability of measuring pump can not get effective assurance.Once there is bromine, leak, consequence is very serious.In addition, the actual measuring pump measuring accuracy of using is not high, and metering error, up to more than 15%, has a strong impact on level of control and the bromize product quality of bromination device.
The storage of bromine and conveying; Qin Tong; Colliery engineering, 2006, the 4th phase described bromine and generally by gravity transfer or pressure, has carried.In pressure-feed situation, generally use pressurized air that bromine is pressed in metering outfit or storage equipment.
Chinese utility model patent 94227987.5 discloses a kind of irrigator for accurate measurement corrosive liquid, described irrigator comprises two photoelectric switchs, control circuit, metering cylinder, float and bidirectional electromagnetic valves, it is characterized in that being provided with scale tank on metering cylinder, in scale tank, there is one for cutting the float of light, two upper and lowers that are separately positioned on scale tank for accurately controlling the photoelectric switch of corrosive liquid body bulk.Described irrigator is the relative position metering corrosive liquid in scale tank upper and lower according to two photoelectric switchs.
Chinese utility model patent 200820173090.4 discloses a kind of device of conveying corrosive liquid, described device comprises cyclic water tank, dump tank one, dump tank two, conservation tank one and conservation tank two, it is characterized in that being provided with liquid ejector three and circulation pump on the drain pipe of cyclic water tank, drain pipe is communicated with dump tank one, dump tank two respectively by pipeline; Dump tank one, dump tank two-way piping are communicated with conservation tank one, conservation tank two respectively; On the delivery piping of dump tank one and dump tank two, be respectively arranged with liquid ejector one and liquid ejector two.Described device is by the liquidometer metering corrosive liquid on dump tank one and dump tank two side faces.
Summary of the invention
In view of above-mentioned prior art situation, present inventor has carried out research extensively and profoundly at bromine metering field, to obtaining a kind of bromine gauging device with high accuracy and long-time stability.Found that by for being metered into the measuring pump of water to bromine dump tank and thus the bromine in bromine dump tank being metered into the bromine gauging device that downstream needs bromine device to obtain to meet above-mentioned requirements.Contriver has completed the present invention based on above-mentioned discovery just.
The object of this invention is to provide a kind of bromine gauging device with high accuracy and long-time stability.
The invention provides a kind of bromine gauging device, described bromine gauging device comprises: one or more bromine dump tanks, described bromine dump tank is included in water inlet and the connected valve at bromine dump tank top, wastewater outlet and connected valve at bromine dump tank top, the bromine entrance bottom bromine dump tank and connected valve are with the bromine outlet in bromine dump tank bottom and the valve being connected successively with it and need bromine device; And one or more water inlet valve downstream to the measuring pump that is metered into water in bromine dump tank; Wherein, in the situation that comprising a plurality of bromine dump tanks and a plurality of measuring pump, each organizes between interconnective bromine dump tank and measuring pump is in parallel.
In a preferred embodiment of the invention, bromine dump tank comprises the interface separation annex that portion's easy on and off moves within it.
In more preferred of the present invention, bromine dump tank tank body is divided into upper and lower two parts and by internal fastening type sealing member, described upper and lower two parts is sealed, and the tubbiness film being provided with at the bottom of can easy on and off moves to tank deck and tank in bromine dump tank at the seam between described upper and lower two parts is separated annex as interface.
In more preferred of the present invention, the interface shim that is 1.0-3.1kg/L by global density is separated annex as interface.
In more preferred of the present invention, interface is separated annex and is comprised: have the interface shim of central through hole, its global density is 1.0-3.1kg/L; With the guide rod through central through hole; Its median surface shim can move along guide rod easy on and off.
Bromine gauging device of the present invention can pin-point accuracy and is measured steadily in the long term bromine, can be continuous or discontinuous mode operate, cost and operating cost are low.
These and other purposes, features and advantages of the present invention are being considered, after the present invention, will be easy to be understood by those of ordinary skill in conjunction with following accompanying drawing is whole.
Accompanying drawing explanation
Fig. 1 shows an embodiment of bromine gauging device of the present invention, and wherein said bromine gauging device does not comprise magnetic measurement parts, and operates in discontinuous mode.
Fig. 2 shows another embodiment of bromine gauging device of the present invention, and wherein said bromine gauging device does not comprise magnetic measurement parts, and operation in a continuous manner.
Fig. 3 shows another embodiment of bromine gauging device of the present invention, and wherein said bromine gauging device comprises magnetic measurement parts, and operates in discontinuous mode.
Fig. 4 shows another embodiment of bromine gauging device of the present invention, and wherein said bromine gauging device comprises magnetic measurement parts, and operation in a continuous manner.
Fig. 5 shows the embodiment that annex is separated at interface, wherein tubbiness film is separated to annex as interface.
Fig. 6 shows the internal fastening type sealing member for the upper and lower two parts of bromine dump tank are sealed.
Fig. 7 shows another embodiment that annex is separated at interface, wherein interface shim is separated to annex as interface.
Fig. 8 shows another embodiment that annex is separated at interface, and the interface shim that wherein upper and lower surface outermost is equipped with to spacing column is separated annex as interface.
Fig. 9 shows another embodiment that annex is separated at interface, and wherein said interface is separated annex and comprised interface shim and the guide rod being used in conjunction with.
In Fig. 1-4, solid line and on filled arrows represent to form parts, annex and unit and the Flow of Goods and Materials direction of bromine gauging device of the present invention; Dashed rectangle represents bromine memory cell; Dotted line and on hollow arrow represent control relation and the signal transmission direction of automatic control unit and valve, measuring pump, flow counter and magnetic measurement parts in bromine gauging device of the present invention.
For more clearly setting forth the present invention, existing that Reference numeral and corresponding component, annex and unit name list is as follows.
The specific embodiment
In the context of the invention, according to the flow direction of water and waste water and bromine, determine the upstream and downstream position relationship of each parts, annex and unit.More specifically, with regard to water, upstream and downstream position relationship is followed successively by water storage tank, measuring pump, valve, water inlet and bromine dump tank; With regard to waste water, upstream and downstream position relationship is followed successively by bromine dump tank, wastewater outlet, valve and treatment unit for waste water; With regard to bromine, upstream and downstream position relationship is followed successively by bromine storage tank, optional flow counter, valve, bromine entrance, bromine dump tank, bromine outlet, valve and needs bromine equipment.
In the context of the invention, water inlet and wastewater outlet also can share the same opening at bromine dump tank top, even share the pipe string being connected with described opening; Bromine entrance and bromine outlet also can share the same opening in bromine dump tank bottom, even share the pipe string being connected with described opening.
In the context of the invention, for example Reference numeral 1A, 1B, 1C, 1'A, 1'B, 1'C are all corresponding to bromine dump tank; For example bromine dump tank 1 is corresponding to bromine dump tank 1A, 1B and 1C; For example bromine dump tank 1' is corresponding to bromine dump tank 1'A, 1'B and 1'C.
Hastelloy is applicable to the present invention because of the corrosion of resistance to bromine, and the example includes but not limited to Monel 400, K-500 and C-276.
In bromine gauging device of the present invention, the representative instance of institute's water comprises general industry water, tap water and distilled water, preferably uses distilled water.
Now by reference to the accompanying drawings bromine gauging device of the present invention is specifically described.
As shown in Figure 1, bromine gauging device of the present invention mainly comprises: bromine dump tank 1A, and bromine dump tank 1A is included in the water inlet 2A at its top and wastewater outlet 3A and at the bromine entrance 4A of its bottom with lead to the bromine outlet 6A that downstream needs bromine device 5; With for be metered into the measuring pump 7A of water to bromine dump tank 1A by water inlet 2A.Shown in bromine gauging device be also included in valve 8A between water inlet 2A and measuring pump 7A and at the water storage tank 9 of measuring pump 7A upstream; The valve 10A and the treatment unit for waste water 11 that by wastewater outlet 3A, are connected with bromine dump tank 1A successively; The valve 12A, flow counter 13 and the bromine memory cell 14 that by bromine entrance 4A, are connected with bromine dump tank 1A successively; At bromine outlet 6A and downstream, need the valve 15A between bromine device; Automatic control unit 16; With the pressure security annex (not shown) at bromine dump tank 1A tank deck.Automatic control unit receives the signal from measuring pump 7A and flow counter, and transmits control signal to measuring pump 7A, valve 8A, valve 10A, valve 12A, bromine memory cell and valve 15A.
The gauging device of bromine shown in Fig. 1 operates in discontinuous mode.
The gauging device of bromine shown in Fig. 1 operates with automated manner, its concrete operation step is as follows: 1) automatic control unit is closed the valve 15A at the valve 8A at bromine dump tank 1A over water entrance 2A place and bromine outlet 6A place, bromine dump tank 1A bottom, automatic control unit is opened the valve 12A at the valve 10A at bromine dump tank 1A overhead waste water outlet 3A place and bromine entrance 4A place, bromine dump tank 1A bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1A; 2) automatic control unit stops injecting bromine in bromine dump tank 1A according to flow counter control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1A, preferred 90 volume % at the most, more preferably stop injecting bromine in bromine dump tank 1A during 95 volume % at the most; 3) automatic control unit is closed valve 10A and valve 12A, automatic control unit is opened valve 8A and valve 15A, automatic control unit is controlled measuring pump 7A water is metered in bromine dump tank 1A, and thus aequum bromine is metered into downstream and needs in bromine device; 4) automatic control unit stops being metered into water in bromine dump tank 1A according to measuring pump 7A control measuring pump 7A, more specifically, when bromine is at least 7 volume % of bromine dump tank 1A, preferred at least 5 volume %, more preferably stop being metered into water in bromine dump tank 1A during at least 3 volume %; With 5) automatic control unit closes valve 8A and valve 15A, automatic control unit is opened valve 10A and valve 12A, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1A, and thus waste water is discharged via wastewater outlet 3A.
Yet the gauging device of bromine shown in Fig. 1 also can be similarly with manual mode of operation.
As shown in Figure 2, bromine gauging device of the present invention mainly comprises: bromine dump tank 1B, 1C, and bromine dump tank 1B, 1C are included in water inlet 2B, the 2C at its top and wastewater outlet 3B, 3C and at bromine entrance 4B, the 4C of its bottom with lead to bromine outlet 6B, the 6C that downstream needs bromine device 5; With for be metered into measuring pump 7B, the 7C of water to bromine dump tank 1B, 1C by water inlet 2B, 2C.Shown in bromine gauging device be also included in valve 8B, 8C between water inlet 2B, 2C and measuring pump 7B, 7C and at the water storage tank 9 of measuring pump 7B, 7C upstream; Valve 10B, the 10C and the treatment unit for waste water 11 that by wastewater outlet 3B, 3C, are connected with bromine dump tank 1B, 1C successively; The valve 12B, the 12C that by bromine entrance 4B, 4C, are connected with bromine dump tank 1B, 1C successively, flow counter 13 and bromine memory cell 14; At bromine outlet 6B, 6C and downstream, need valve 15B, the 15C between bromine device; Automatic control unit 16; With the pressure security annex (not shown) at bromine dump tank 1B, 1C tank deck.Automatic control unit receives the signal from measuring pump 7B, 7C and flow counter, and to measuring pump 7B, 7C, valve 8B, 8C, valve 10B, 10C, valve 12B, 12C, bromine memory cell and valve 15B, 15C transmit control signal.
The gauging device of bromine shown in Fig. 2 operates in a continuous manner.
The gauging device of bromine shown in Fig. 2 operates with automated manner, its concrete operation step is as follows: I) automatic control unit is closed the valve 15B at the valve 8B at bromine dump tank 1B over water entrance 2B place and bromine outlet 6B place, bromine dump tank 1B bottom, automatic control unit is opened the valve 12B at the valve 10B at bromine dump tank 1B overhead waste water outlet 3B place and bromine entrance 4B place, bromine dump tank 1B bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1B; II) automatic control unit stops injecting bromine in bromine dump tank 1B according to flow counter control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1B, preferred 90 volume % at the most, more preferably at the most during 95 volume %, stop injecting bromine in bromine dump tank 1B; III) automatic control unit is closed valve 10B and valve 12B, automatic control unit is opened valve 8B and valve 15B, automatic control unit is controlled measuring pump 7B water is metered in bromine dump tank 1B, and thus aequum bromine is metered into downstream and needs in bromine device; IV) automatic control unit is closed the valve 15C at the valve 8C at bromine dump tank 1C over water entrance 2C place and bromine outlet 6C place, bromine dump tank 1C bottom, automatic control unit is opened the valve 12C at the valve 10C at bromine dump tank 1C overhead waste water outlet 3C place and bromine entrance 4C place, bromine dump tank 1C bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1C; V) automatic control unit stops injecting bromine in bromine dump tank 1C according to flow counter control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1C, preferred 90 volume % at the most, more preferably stop injecting bromine in bromine dump tank 1C during 95 volume % at the most; VI) automatic control unit stops being metered into water in bromine dump tank 1B according to measuring pump 7B control measuring pump 7B, more specifically, when bromine is at least 7 volume % of bromine dump tank 1B, preferred at least 5 volume %, more preferably during at least 3 volume %, stop being metered into water in bromine dump tank 1B; VII) automatic control unit is closed valve 10C and valve 12C, automatic control unit is opened valve 8C and valve 15C, automatic control unit is controlled measuring pump 7C water is metered in bromine dump tank 1C, and thus aequum bromine is metered into downstream and needs in bromine device; VIII) automatic control unit is closed valve 8B and valve 15B, automatic control unit is opened valve 10B and valve 12B, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1B, and thus waste water is discharged via wastewater outlet 3B; IX) automatic control unit stops being metered into water in bromine dump tank 1C according to measuring pump 7C control measuring pump 7C, more specifically, when bromine is at least 7 volume % of bromine dump tank 1C, preferred at least 5 volume %, more preferably during at least 3 volume %, stop being metered into water in bromine dump tank 1C; And X) automatic control unit is closed valve 8C and valve 15C, automatic control unit is opened valve 10C and valve 12C, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1C, and thus waste water is discharged via wastewater outlet 3C.
Complete operation Step II I) required time is greater than complete operation step IV conventionally) required time.Therefore, control step IV) can with control step III) carry out simultaneously, or control step IV) also can carry out control step III) process in carry out.Complete operation step VII) required time is greater than complete operation step VIII conventionally) required time.Therefore, control step VIII) can with control step VII) carry out simultaneously, or control step VIII) also can carry out control step VII) process in carry out.
Yet the gauging device of bromine shown in Fig. 2 also can be similarly with manual mode of operation.
As shown in Figure 3, bromine gauging device of the present invention mainly comprises: bromine dump tank 1'A, and bromine dump tank 1'A is included in the water inlet 2'A at its top and wastewater outlet 3'A, at the bromine entrance 4'A of its bottom with lead to downstream and need the bromine outlet 6'A of bromine device 5' and the magnetic interface of the tool shim of portion (will below specifically describe) within it; For be metered into the measuring pump 7'A of water to bromine dump tank 1'A by water inlet 2'A; With to be located at bromine dump tank 1'A outer for measuring described interface shim at the magnetic measurement parts 17'A of the position of bromine dump tank 1'A.Shown in bromine gauging device be also included in valve 8'A between water inlet 2'A and measuring pump 7'A and at the water storage tank 9' of measuring pump 7'A upstream; The valve 10'A and the treatment unit for waste water 11' that by wastewater outlet 3'A, are connected with bromine dump tank 1'A successively; The valve 12'A being connected with bromine dump tank 1'A successively by bromine entrance 4'A and bromine memory cell 14'; At bromine outlet 6'A and downstream, need the valve 15'A between bromine device; Automatic control unit 16'; With the pressure security annex (not shown) at bromine dump tank 1'A tank deck.Automatic control unit receives the signal from measuring pump 7'A and magnetic measurement parts 17'A, and transmits control signal to measuring pump 7'A, valve 8'A, valve 10'A, valve 12'A, bromine memory cell and valve 15'A.
The gauging device of bromine shown in Fig. 3 operates in discontinuous mode.
The gauging device of bromine shown in Fig. 3 operates with automated manner, its concrete operation step is as follows: 1') automatic control unit is closed the valve 15'A at the valve 8'A at bromine dump tank 1'A over water entrance 2'A place and bromine outlet 6'A place, bromine dump tank 1'A bottom, automatic control unit is opened the valve 12'A at the valve 10'A at bromine dump tank 1'A overhead waste water outlet 3'A place and bromine entrance 4'A place, bromine dump tank 1'A bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'A; 2') automatic control unit stops injecting bromine in bromine dump tank 1'A according to magnetic measurement parts 17'A control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1'A, preferred 90 volume % at the most, more preferably at the most during 95 volume %, stop injecting bromine in bromine dump tank 1'A; 3') automatic control unit is closed valve 10'A and valve 12'A, automatic control unit is opened valve 8'A and valve 15'A, automatic control unit is controlled measuring pump 7'A water is metered in bromine dump tank 1'A, and thus aequum bromine is metered into downstream and needs in bromine device; 4') automatic control unit stops being metered into water in bromine dump tank 1'A according to measuring pump 7'A, magnetic measurement parts 17'A or its combination control measuring pump 7'A, more specifically, when bromine is at least 7 volume % of bromine dump tank 1'A, preferred at least 5 volume %, more preferably stop being metered into water in bromine dump tank 1'A during at least 3 volume %; And 5') automatic control unit is closed valve 8'A and valve 15'A, automatic control unit is opened valve 10'A and valve 12'A, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'A, and thus waste water is discharged via wastewater outlet 3'A.
Yet the gauging device of bromine shown in Fig. 3 also can be similarly with manual mode of operation.
As shown in Figure 4, bromine gauging device of the present invention mainly comprises: bromine dump tank 1'B, 1'C, bromine dump tank 1'B, 1'C are included in water inlet 2'B, 2'C and wastewater outlet 3'B, the 3'C at its top, at bromine entrance 4'B, the 4'C of its bottom with lead to downstream and need bromine outlet 6'B, the 6'C of bromine device 5' and the magnetic interface of the tool shim of portion (will below specifically describe) within it; For be metered into measuring pump 7'B, the 7'C of water to bromine dump tank 1'B, 1'C by water inlet 2'B, 2'C; With to be located at bromine dump tank 1'B, 1'C outer for measuring described interface shim at magnetic measurement parts 17'B, the 17'C of the position of bromine dump tank 1'B, 1'C.Shown in bromine gauging device be also included in valve 8'B, 8'C between water inlet 2'B, 2'C and measuring pump 7'B, 7'C and at the water storage tank 9' of measuring pump 7'B, 7'C upstream; Valve 10'B, the 10'C and the treatment unit for waste water 11' that by wastewater outlet 3'B, 3'C, are connected with bromine dump tank 1'B, 1'C successively; Valve 12'B, the 12'C being connected with bromine dump tank 1'B, 1'C successively by bromine entrance 4'B, 4'C and bromine memory cell 14'; At bromine outlet 6'B, 6'C and downstream, need valve 15'B, the 15'C between bromine device 5'; Automatic control unit 16'; With the pressure security annex (not shown) at bromine dump tank 1'B, 1'C tank deck.Automatic control unit receives the signal from measuring pump 7'B, 7'C and magnetic measurement parts 17'B, 17'C, and to measuring pump 7'B, 7'C, valve 8'B, 8'C, valve 10'B, 10'C, valve 12'B, 12'C, bromine memory cell and valve 15'B, 15'C transmit control signal.
The gauging device of bromine shown in Fig. 4 operates in a continuous manner.
The gauging device of bromine shown in Fig. 4 operates with automated manner, its concrete operation step is as follows: I') automatic control unit is closed the valve 15'B at the valve 8'B at bromine dump tank 1'B over water entrance 2'B place and bromine outlet 6'B place, bromine dump tank 1'B bottom, automatic control unit is opened the valve 12'B at the valve 10'B at bromine dump tank 1'B overhead waste water outlet 3'B place and bromine entrance 4'B place, bromine dump tank 1'B bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'B; II') automatic control unit stops injecting bromine in bromine dump tank 1'B according to magnetic measurement parts 17'B control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1'B, preferred 90 volume % at the most, more preferably at the most during 95 volume %, stop injecting bromine in bromine dump tank 1'B; III') automatic control unit is closed valve 10'B and valve 12'B, automatic control unit is opened valve 8'B and valve 15'B, automatic control unit is controlled measuring pump 7'B water is metered in bromine dump tank 1'B, and thus aequum bromine is metered into downstream and needs in bromine device; IV') automatic control unit is closed the valve 15'C at the valve 8'C at bromine dump tank 1'C over water entrance 2'C place and bromine outlet 6'C place, bromine dump tank 1'C bottom, automatic control unit is opened the valve 12'C at the valve 10'C at bromine dump tank 1'C overhead waste water outlet 3'C place and bromine entrance 4'C place, bromine dump tank 1'C bottom, and automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'C; V') automatic control unit stops injecting bromine in bromine dump tank 1'C according to magnetic measurement parts 17'C control bromine memory cell, more specifically, when bromine is the 85 volume % at the most of bromine dump tank 1'C, preferred 90 volume % at the most, more preferably at the most during 95 volume %, stop injecting bromine in bromine dump tank 1'C; VI') automatic control unit stops being metered into water in bromine dump tank 1'B according to measuring pump 7'B, magnetic measurement parts 17'B or its combination control measuring pump 7'B, more specifically, when bromine is at least 7 volume % of bromine dump tank 1'B, preferred at least 5 volume %, more preferably stop being metered into water in bromine dump tank 1'B during at least 3 volume %; VII') automatic control unit is closed valve 10'C and valve 12'C, automatic control unit is opened valve 8'C and valve 15'C, automatic control unit is controlled measuring pump 7'C water is metered in bromine dump tank 1'C, and thus aequum bromine is metered into downstream and needs in bromine device; VIII') automatic control unit is closed valve 8'B and valve 15'B, automatic control unit is opened valve 10'B and valve 12'B, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'B, and thus waste water is discharged via wastewater outlet 3'B; IX') automatic control unit stops being metered into water in bromine dump tank 1'C according to measuring pump 7'C, magnetic measurement parts 17'C or its combination control measuring pump 7'C, more specifically, when bromine is at least 7 volume % of bromine dump tank 1'C, preferred at least 5 volume %, more preferably during at least 3 volume %, stop being metered into water in bromine dump tank 1'C; And X') automatic control unit is closed valve 8'C and valve 15'C, automatic control unit is opened valve 10'C and valve 12'C, automatic control unit is controlled bromine memory cell the bromine being stored in is wherein injected to bromine dump tank 1'C, and thus waste water is discharged via wastewater outlet 3 ' C.
Complete operation Step II I') required time is greater than complete operation step IV' conventionally) required time.Therefore, control step IV') can with control step III') carry out simultaneously, or control step IV') also can carry out control step III') process in carry out.Complete operation step VII') required time is greater than complete operation step VIII' conventionally) required time.Therefore, control step VIII') can with control step VII') carry out simultaneously, or control step VIII') also can carry out control step VII') process in carry out.
Yet the gauging device of bromine shown in Fig. 4 also can be similarly with manual mode of operation.
In bromine gauging device of the present invention shown in Fig. 1-4, bromine dump tank 1 and 1' can be Hastelloy material, or in being, be lined with polytetrafluoroethylene, the common material of Kynoar or glass is as corrosion-resistant steel or iron material matter; Bromine dump tank 1 and 1' can be any desired configuration, are preferably cylindric.
In bromine gauging device of the present invention shown in Fig. 1-4, for the unnecessary stirring to the two-phase liquid mixture of bromine or water and bromine of the water avoiding being metered into, can carry out enlarging processing to water inlet 2 and 2', the internal diameter that is about to water inlet 2 and 2' designs greatlyr than the internal diameter of corresponding water infeed pipeline; Or water inlet 2 and 2 ' in sprinkler part is set therefore so that the water being metered into disperses more and enter relatively lentamente bromine dump tank.Sprinkler part is well known to those skilled in the art.Be apparent that, also enlarging can be processed and sprinkler part is set combining.
In bromine gauging device of the present invention shown in Fig. 1-4, for the unnecessary stirring to the two-phase liquid mixture of water or bromine and water of the bromine avoiding injecting, can carry out enlarging processing to bromine entrance 4 and 4', the internal diameter that is about to bromine entrance 4 and 4' designs greatlyr than the internal diameter of corresponding bromine intake pipeline; Or bromine entrance 4 and 4 ' in liquid dispersion parts are set so that the bromine of injecting is disperseed more and therefore enter relatively lentamente bromine dump tank.Liquid dispersion parts are well known to those skilled in the art.Be apparent that, also enlarging can be processed and liquid dispersion parts are set combining.
In bromine gauging device of the present invention shown in Fig. 1-4, also can be correspondingly to wastewater outlet 3 and 3 ' and bromine outlet 6 and 6 ' carry out enlarging processing, be about to wastewater outlet 3 and 3 ' and the internal diameter of bromine outlet 6 and 6 ' design greatlyr than the internal diameter of corresponding wastewater discharge pipe line and bromine export pipeline, the adverse effect of its flow velocity to water and bromine interface when reducing waste water flow velocity and bromine output.
In bromine gauging device of the present invention shown in Fig. 1-4, it can be for example bromination device, for example butyl rubber bromination device that downstream needs bromine device 5 and 5'.
In bromine gauging device of the present invention shown in Fig. 1-4, preferably measuring pump 7 and 7' are high-precision measuring pump.No matter because the present invention is characterised in that by hydrostatic(al) process, be metered into bromine, be therefore measuring pump or high-precision measuring pump, all there is no need it to process anti-bromine to corrode.
In bromine gauging device of the present invention shown in Fig. 1-4, structure and the operating mode thereof for the treatment of unit for waste water 11 and 11' are well known to those skilled in the art.
In bromine gauging device of the present invention shown in Fig. 1-4, bromine memory cell 14 and 14' comprise bromine storage tank and for the pump on the pipeline between bromine storage tank and bromine dump tank to bromine dump tank pumping bromine; Or comprise bromine storage tank and for gas is pumped to bromine storage tank bromine top and then by pressuring method, bromine is injected to the pump of bromine dump tank as air or nitrogen.The automatic control unit just pump by said pump liquor charging bromine or gas is controlled bromine memory cell 14 and 14 ' inject bromine or stop injecting bromine to bromine dump tank in bromine dump tank.
In bromine gauging device of the present invention shown in Fig. 1-4, the function of automatic control unit 16 and 16' received signal and transmission control command can realize by the electronic component known to those skilled in the art and electronic circuit.
In bromine gauging device of the present invention shown in Fig. 1-4, pressure security annex is for preventing the hypertonia of bromine dump tank.The in the situation that in bromine dump tank, pressure surpassing threshold value, pressure security annex will be opened pressure release automatically.Pressure security annex and structure thereof are well known to those skilled in the art.
In bromine gauging device of the present invention shown in Fig. 1-4, the water that used one or many is still reusable and there is no need it from bromine dump tank, to discharge completely.In the situation that will use water repeatedly from bromine dump tank, thoroughly discharge, automatic control unit control bromine memory cell to injecting bromine in bromine dump tank until substantially reach 100 volume % or even bromine overflow slightly and just stop injecting bromine.
In bromine gauging device of the present invention shown in Fig. 1 and 2, bromine dump tank 1 can not comprise the interface separation annex that portion's easy on and off moves within it.Yet preferably bromine dump tank 1 also comprises the interface separation annex that portion's easy on and off moves within it, and described interface separation annex does not have magnetic.
In bromine gauging device of the present invention shown in Fig. 3 and 4, bromine dump tank 1' comprises the interface separation annex that portion's easy on and off moves within it, and described interface separation annex has magnetic.
As shown in Figure 5, can be by the tank body of the bromine dump tank 1 in bromine gauging device of the present invention shown in Fig. 1 and 2, preferred half portion thereon, be divided into upper and lower two parts 18,19, and the tubbiness film 21 being provided with at the bottom of can easy on and off moves to tank deck and tank in bromine dump tank at the seam 20 between upper and lower two parts is separated annex as interface.Optional porous filter 22 stops up bromine outlet or wastewater outlet for preventing tubbiness film.
Can be for example internal fastening type sealing member by as shown in Figure 6 the upper and lower two parts of bromine dump tank 1 tank body are sealed.
Tubbiness film can be for example polytetrafluoroethylene or Kynoar material.
If needed, can change tubbiness film according to actual service condition.
In bromine gauging device of the present invention shown in Fig. 1-4, interface shim as shown in Figure 7 23 can be separated to annex as interface.
There is no need the thickness of interface shim specifically to limit, as long as its global density is 1.0-3.1kg/L, preferred 1.75-2.25kg/L, surperficial outermost and/or lower surface outermost are also provided with in the situation of spacing column or spacing column and spacing cross bar (will specifically describe hereinafter) especially thereon.
Gap between interface shim outer rim 24 and bromine dump tank inwall is as far as possible little of as much as possible the interface between water and bromine is separated.Certainly, should be understood that, first described as far as possible little gap should guarantee that interface shim can move by easy on and off in bromine dump tank.
Interface shim can be solid or hollow, preferably hollow.
Interface shim is polytetrafluoroethylene, Kynoar, glass or Hastelloy material, or for the common material that is coated with polytetrafluoroethylene, Kynoar or glass is as plastics, corrosion-resistant steel or iron material matter.
Interface shim has magnetic or does not have magnetic.For this reason, solid in the situation that, interface shim is made by the above-mentioned material that comprises magnetic material; The in the situation that of hollow, interface shim by the above-mentioned material that comprises magnetic material, made and/or therein sky be partially filled magnetic material particle.
As shown in Figure 8, interface shim upper surface outermost and/or lower surface outermost also can be provided with spacing column 27 so that interface shim keeps balance.
Interface shim upper surface outermost and/or lower surface outermost also can be provided with spacing column simultaneously and be bearing in the spacing cross bar on described spacing column so that interface shim keeps balance.The orthogonal projection of spacing cross bar on the shim of interface overlaps at least partly with the outer rim of interface shim, and the outer rim of the orthogonal projection of preferred spacing cross bar on the shim of interface overlaps completely with the outer rim of interface shim.At bromine dump tank, be in columned situation, preferred spacing cross bar is arc.
Spacing column and spacing cross bar are polytetrafluoroethylene, Kynoar, glass or Hastelloy material, or for the common material that is coated with polytetrafluoroethylene, Kynoar or glass is as plastics, corrosion-resistant steel or iron material matter.
Bromine gauging device of the present invention shown in Fig. 1-4 also can use interface as shown in Figure 9 to separate annex.Described interface is separated annex and is comprised: the interface shim 23 with central through hole 25; With the guide rod 26 through central through hole; Its median surface shim can move along guide rod easy on and off.
There is no need the thickness of interface shim specifically to limit, as long as its global density is 1.0-3.1kg/L, preferred 1.75-2.25kg/L, surperficial outermost and/or lower surface outermost are also provided with in the situation of spacing column or spacing column and spacing cross bar especially thereon.
Gap between interface shim outer rim 24 and bromine dump tank inwall as mentioned above.
Interface shim can be solid or hollow.
The material of interface shim as mentioned above.
Interface shim has magnetic or does not have magnetic.For this reason, solid in the situation that, interface shim is made by the above-mentioned material that comprises magnetic material; The in the situation that of hollow, interface shim by the above-mentioned material that comprises magnetic material, made and/or therein sky be partially filled magnetic material particle.
The length of guide rod is preferably basic identical with the height of bromine dump tank.
Gap between guide rod and central through hole is as far as possible little of as much as possible the interface between water and bromine is separated.Certainly, should be understood that, first described as far as possible little gap should guarantee that interface shim can move along guide rod easy on and off.
The material of guide rod is as above with regard to as described in the shim of interface.
Similarly, interface shim upper surface outermost and/or lower surface outermost also can be provided with spacing column or spacing column and spacing cross bar further to make interface shim keep balance.
Spacing column, spacing cross bar and shape thereof and size and the material of the two are as mentioned above.
Bromine gauging device of the present invention can be for needing bromine device as butyl rubber bromination device provisioning aequum bromine in actual industrial production downstream.It should be understood that bromine gauging device of the present invention also can be used for accurate filling bromine.For this reason, also downstream can be needed to a certain extent bromine device to be interpreted as the container that refers to bromine to be filled.
Bromine gauging device of the present invention can pin-point accuracy and is measured steadily in the long term bromine, and can be continuous or discontinuous mode operate; Because without measuring pump being processed to can anti-bromine corrode, so bromine gauging device cost of the present invention is low; Because bromine gauging device operating cycles of the present invention greatly extends and overhauls convenient and swiftly, so its operating cost is low; By bromine gauging device of the present invention, can strengthen downstream to need the control of bromine device, and then improve its serviceability, extend its driving cycle, and guarantee that thus downstream product is superior in quality and stable.
Embodiment
Below by reference to embodiment and accompanying drawing, the present invention is specifically described, but described embodiment and accompanying drawing do not form any restriction to the scope of the invention.
Embodiment 1
Use in this embodiment the gauging device of bromine shown in Fig. 1, and portion comprises that double glazing interface shim separates annex as interface within it.
Cylindric bromine dump tank 1A is lined with the stainless steel of polytetrafluoroethylene in being, volume is 5m
3, ratio of height to diameter is 5.Double glazing interface shim does not have magnetic, and its global density is 1.80kg/L.Measuring pump 7A is that nominal accuracy is ± 1% plunger pump.At valve 15A with need to be provided with flow counter (not shown) between bromine device 5, with on-line measurement bromine flow and fluctuation situation thereof.
With 250kg bromine/hour flow bromine is injected to bromine dump tank 1A.When bromine reaches the 90 volume % of bromine dump tank 1A, stop injecting bromine in bromine dump tank 1A.
By measuring pump 7A, with 40.4kg, in bromine dump tank 1A, be metered into distilled water, and thus bromine be metered into and needed in bromine device 5.When bromine reaches the 5 volume % of bromine dump tank 1A, automatic control unit 16 is controlled measuring pump 7A according to measuring pump 7A and is stopped being metered into distilled water in bromine dump tank 1A.
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.80%.
Embodiment 2
Use in this embodiment the gauging device of bromine shown in Fig. 2, and portion does not comprise interface separation annex within it.
Cylindric bromine dump tank 1B, 1C are lined with the stainless steel of glass in being, volume is 5m
3, ratio of height to diameter is 2.Measuring pump 7B, 7C are that nominal accuracy is ± 1% plunger pump.At valve 15B, 15C with need to be provided with flow counter (not shown) between bromine device 5, with on-line measurement bromine flow and fluctuation situation thereof.
With 250kg bromine/hour flow bromine is injected to bromine dump tank 1B, 1C.When bromine reaches the 95 volume % of bromine dump tank 1B, 1C, stop injecting bromine in bromine dump tank 1B, 1C.
By measuring pump 7B, 7C, with 40.4kg/h, in bromine dump tank 1B, 1C, be metered into distilled water, and thus bromine be metered into and needed in bromine device 5.When bromine reaches the 10 volume % of bromine dump tank 1B, 1C, stop being metered into distilled water in bromine dump tank 1B, 1C.
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.95%.
Embodiment 3
Use in this embodiment the gauging device of bromine shown in Fig. 2, and portion comprises that polytetrafluoroethylene film separates annex as interface within it.
Cylindric bromine dump tank 1B, 1C are Hastelloy (C-276) material, and its tank body is divided into upper and lower two parts, the polytetrafluoroethylene tubbiness film being provided with at the bottom of can easy on and off moves to tank deck and tank in bromine dump tank 1B, 1C at the seam between upper and lower two parts is separated annex as interface.The volume of bromine dump tank 1B, 1C is 5m
3, ratio of height to diameter is 2.Measuring pump 7B, 7C are that nominal accuracy is ± 1% plunger pump.At valve 15B, 15C with need to be provided with flow counter (not shown) between bromine device 5, with on-line measurement bromine flow and fluctuation situation thereof.
With 250kg bromine/hour flow bromine is injected to bromine dump tank 1B, 1C.When bromine reaches the 90 volume % of bromine dump tank 1B, 1C, stop injecting bromine in bromine dump tank 1B, 1C.
By measuring pump 7B, 7C, with 40.4kg/h, in bromine dump tank 1B, 1C, be metered into distilled water, and thus bromine be metered into and needed in bromine device 5.When bromine reaches the 30 volume % of bromine dump tank 1B, 1C, stop being metered into distilled water in bromine dump tank 1B, 1C.
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.88%.
Embodiment 4
Use in this embodiment the gauging device of bromine shown in Fig. 3, and portion comprises that solid-core polyfluortetraethyleinsulating interface shim separates annex as interface within it.
Cylindric bromine dump tank 1'A is lined with the stainless steel of polytetrafluoroethylene in being, volume is 5m
3, ratio of height to diameter is 5.Interface shim has magnetic.Interface shim upper surface outermost is provided with the spacing column of polytetrafluoroethylene.The global density that comprises the interface shim of spacing column is 2.20kg/L.Measuring pump 7'A is that nominal accuracy is ± 1% plunger pump.At valve 15'A with need to be provided with flow counter (not shown) between bromine device 5', with on-line measurement bromine flow and fluctuation situation thereof.
With 250kg bromine/hour flow bromine is injected to bromine dump tank 1'A.When bromine reaches the 90 volume % of bromine dump tank 1'A, stop injecting bromine in bromine dump tank 1'A.
By measuring pump 7'A, with 40.4kg, in bromine dump tank 1'A, be metered into distilled water, and thus bromine is metered into need bromine device 5 ' in.When bromine reaches the 5 volume % of bromine dump tank 1'A, automatic control unit 16' controls measuring pump 7'A according to magnetic measurement parts 17'A and stops being metered into distilled water in bromine dump tank 1'A.
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.75%.
Use in this embodiment the gauging device of bromine shown in Fig. 4, and portion comprises the separation annex in interface with interface shim and guide rod within it.
Cylindric bromine dump tank 1'B, 1'C are lined with the stainless steel of glass in being, volume is 5m
3, ratio of height to diameter is 5.In bromine dump tank 1'B, 1'C, be provided with interface and separate annex, described interface is separated annex and is comprised the solid-core polyfluortetraethyleinsulating interface shim with central through hole and the irony guide rod that is coated with glass (length is 5.3 meters) that passes central through hole, and its median surface shim can move along guide rod easy on and off.Interface shim has magnetic.Interface shim upper surface outermost is provided with the spacing column of polytetrafluoroethylene and is bearing in the polytetrafluoroethylene arc-shaped limit cross bar on described spacing column, and the outer rim of the orthogonal projection of spacing cross bar on the shim of interface overlaps completely with the outer rim of interface shim.The global density that comprises the interface shim of spacing column and spacing cross bar is 2.20kg/L.Measuring pump 7'B, 7'C are that nominal accuracy is ± 1% plunger pump.At valve 15'B, 15'C with need to be provided with flow counter (not shown) between bromine device 5', with on-line measurement bromine flow and fluctuation situation thereof.
With 250kg bromine/hour flow bromine is injected to bromine dump tank 1'B, 1'C.When bromine reaches the 95 volume % of bromine dump tank 1'B, 1'C, stop injecting bromine in bromine dump tank 1'B, 1'C.
By measuring pump 7'B, 7'C, with 40.4kg, in bromine dump tank 1'B, 1'C, be metered into distilled water, and thus bromine is metered into need bromine device 5 ' in.When bromine reaches the 10 volume % of bromine dump tank 1'B, 1'C, automatic control unit 16' controls measuring pump 7'B, 7'C according to magnetic measurement parts 17'B, 17'C and stops being metered into distilled water in bromine dump tank 1'B, 1'C.
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.57%.
Embodiment 6
By flow counter, recording bromine flow is 126.0kg/h, and the mean deviation rate of flow data collector value is 1.83%.
Claims (14)
1. bromine gauging device, described bromine gauging device comprises:
One or more bromine dump tanks (1,1'), comprising:
In the water inlet at bromine dump tank top (2,2') and connected valve (8,8');
In the wastewater outlet at bromine dump tank top (3,3') and connected valve (10,10');
In the bromine entrance of bromine dump tank bottom (4,4') and connected valve (12,12'); With
In the bromine outlet of bromine dump tank bottom (6,6') and the valve that is connected successively with it (15,15')
With need bromine device (5,5'); With
One or more valve (8,8') upstream to the measuring pump (7,7') that is metered into water in bromine dump tank;
Wherein, in the situation that comprising a plurality of bromine dump tanks and a plurality of measuring pump, each organizes between interconnective bromine dump tank and measuring pump is in parallel.
2. the bromine gauging device of claim 1, wherein said bromine dump tank comprises that the interface that portion's easy on and off moves separates annex within it.
3. the bromine gauging device of claim 2, wherein said bromine dump tank tank body is divided into upper and lower two parts (18,19) and by internal fastening type sealing member, described upper and lower two parts is sealed, and the tubbiness film (21) being provided with at the bottom of can easy on and off moves to tank deck and tank in bromine dump tank at the seam (20) between described upper and lower two parts is separated annex as interface.
4. the bromine gauging device of claim 3, is wherein divided into upper and lower two parts at the bromine dump tank tank body first half.
5. claim 3 or 4 bromine gauging device, wherein tubbiness film is polytetrafluoroethylene or Kynoar material.
6. the bromine gauging device of claim 2, by global density, be wherein 1.0-3.1kg/L, preferably the interface shim (23) of 1.75-2.25kg/L is separated annex as interface, and the gap between the outer rim of its median surface shim (24) and bromine dump tank inwall is as far as possible little.
7. the bromine gauging device of claim 2, its median surface is separated annex and is comprised: have the interface shim (23) of central through hole (25), its global density is 1.0-3.1kg/L, preferably 1.75-2.25kg/L; With the guide rod (26) through central through hole; Its median surface shim can move along guide rod easy on and off; The length of guide rod is identical with the height of bromine dump tank; Gap and the gap between guide rod and central through hole between the outer rim of interface shim (24) and bromine dump tank inwall are as far as possible little.
8. claim 6 or 7 bromine gauging device, wherein in interface shim upper surface outermost and/or lower surface outermost, be provided with spacing column (27) or be provided with spacing column (27) and be bearing in the spacing cross bar on described spacing column, wherein the orthogonal projection of spacing cross bar on the shim of interface overlaps at least partly with the outer rim of interface shim.
9. claim 6 or 7 bromine gauging device, it is polytetrafluoroethylene, Kynoar, glass or Hastelloy material that annex is separated in its median surface, or for being coated with the common material of polytetrafluoroethylene, Kynoar or glass.
10. claim 6 or 7 bromine gauging device, its median surface shim is hollow.
11. claims 6 or 7 bromine gauging device, its median surface shim has magnetic.
The bromine gauging device of any one in 12. claim 1-10, described bromine gauging device also comprises: the water storage tank (9) in measuring pump (7) upstream; Treatment unit for waste water (11) in valve (10) downstream; And in valve (12) upstream and the flow counter (13) being connected successively with it and bromine memory cell (14).
The bromine gauging device of 13. claims 11, described bromine gauging device also comprises: measuring pump (7') upstream water storage tank (9'); At the (10') treatment unit for waste water in downstream (11') of valve; Bromine memory cell (14') in valve (12') upstream; And it is (1') outer for measuring interface shim at the magnetic measurement parts (17') of bromine dump tank position to be (1') located at bromine dump tank.
The bromine gauging device of any one in 14. claim 1-13, wherein bromine dump tank tank body is Hastelloy material, or in being, is lined with the common material of polytetrafluoroethylene, Kynoar or glass.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283626.9A CN103569925B (en) | 2012-08-10 | 2012-08-10 | Bromine metering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283626.9A CN103569925B (en) | 2012-08-10 | 2012-08-10 | Bromine metering device |
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| CN103569925B CN103569925B (en) | 2016-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651171A (en) * | 2017-03-03 | 2020-01-03 | 迈德技术实验室公司 | Volumetric real-time flow engine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1432741A (en) * | 1973-02-19 | 1976-04-22 | Alfa Laval Ab | Metering apparatus |
| GB1444185A (en) * | 1972-07-24 | 1976-07-28 | Hitachi Ltd | Metering device |
| CN1330748A (en) * | 1998-12-18 | 2002-01-09 | 埃克森美孚上游研究公司 | Method for displacing pressurized liquefied gas from container |
| CN201188014Y (en) * | 2008-05-06 | 2009-01-28 | 广东联塑科技实业有限公司 | Anticorrosion fluid metering apparatus |
| EP2440835A1 (en) * | 2009-06-10 | 2012-04-18 | Teesing B.V. | Method and filling installation for filling a hydrogen gas into a vessel |
-
2012
- 2012-08-10 CN CN201210283626.9A patent/CN103569925B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1444185A (en) * | 1972-07-24 | 1976-07-28 | Hitachi Ltd | Metering device |
| GB1432741A (en) * | 1973-02-19 | 1976-04-22 | Alfa Laval Ab | Metering apparatus |
| CN1330748A (en) * | 1998-12-18 | 2002-01-09 | 埃克森美孚上游研究公司 | Method for displacing pressurized liquefied gas from container |
| CN201188014Y (en) * | 2008-05-06 | 2009-01-28 | 广东联塑科技实业有限公司 | Anticorrosion fluid metering apparatus |
| EP2440835A1 (en) * | 2009-06-10 | 2012-04-18 | Teesing B.V. | Method and filling installation for filling a hydrogen gas into a vessel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110651171A (en) * | 2017-03-03 | 2020-01-03 | 迈德技术实验室公司 | Volumetric real-time flow engine |
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