CN104495118A - Method and system for automatically draining water and returning oil for petrochemical storage tanks - Google Patents
Method and system for automatically draining water and returning oil for petrochemical storage tanks Download PDFInfo
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- CN104495118A CN104495118A CN201410665129.4A CN201410665129A CN104495118A CN 104495118 A CN104495118 A CN 104495118A CN 201410665129 A CN201410665129 A CN 201410665129A CN 104495118 A CN104495118 A CN 104495118A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
Abstract
The invention relates to a method and a system for automatically draining water and returning oil for petrochemical storage tanks. By the aid of the method and the system, the problem of medium residue can be solved. The method includes communicating a certain position of an automatic water draining tank or barrel with the top of a medium buffer storage tank via a residue discharge pipe and a medium residue discharge control valve, and communicating a medium feedback pipe with the top of the automatic water draining tank or barrel via a medium feedback pump; discharging media in a drain pipe and the automatic water draining tank or barrel into the medium buffer storage tank by the aid of the medium residue discharge control valve when water cannot be automatically drained due to medium residue, then closing the medium residue discharge control valve, opening a water draining control valve to drain the water, turning on the medium feedback pump, enabling the media in the medium buffer storage tank to flow back to a storage tank via the medium buffer storage tank and the drain pipe, turning off the medium feedback pump, opening the medium residue discharge control valve after the media are settled, enabling the media to flow into the buffer storage tank, and sequentially circularly carrying out the same procedure. The certain position of the automatic water draining tank or barrel is located below an oil and water detection probe, the medium residue discharge control valve is connected with an intelligent water draining controller, and the medium feedback pipe is upwardly led out from the bottom of the medium buffer storage tank. A water draining pipe and the water draining control valve are arranged on the lower portion of the automatic water draining tank or barrel. The method and the system have the advantages that the residual media can be timely transferred and temporarily stored at first, the temporarily stored media can return the medium storage tank in due time after the water is drained, accordingly, the method and the system are quite favorable for normal water draining, and the water draining efficiency can be obviously improved.
Description
Technical field
The present invention relates to a kind of Petroleum Storage Tank oil-water separation method, particularly relate to a kind of Petroleum Storage Tank automatic water-stopping oil return method and system.
Background technology
Existing Petroleum Storage Tank oily water separating equipment cuts water to be with oil less as much as possible, the draining pipe end being positioned at storage tank is all adopt the deep suction to downward-extension, thus inevitably cause the extended residual of medium in drain hose and automatic water-stopping tank, be unfavorable for cutting water problem.
Summary of the invention
The object of the invention is the above-mentioned defect overcoming prior art, and provide a kind of Petroleum Storage Tank automatic water-stopping oil return method that residual medium can be returned in time storage tank, the object of the invention is also the system being provided for realizing the method.
For achieving the above object, Petroleum Storage Tank automatic water-stopping oil return method of the present invention be on automatic water-stopping tank or automatic water-stopping cylinder lower than profit detection probe position with exhaust pipe be connected the medium exhaust control cock communication medium buffer reservoir top of cutting water intelligent controller, the medium of upwards drawing bottom medium buffer reservoir feeds back pipe and feeds back pump UNICOM bottom by the medium connecting described intelligent controller and join and cut water pipe and the automatic water-stopping tank cutting water control valve or the automatic water-stopping cylinder top that are connected described intelligent controller;
When the medium in the medium in the drain hose that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the medium exhaust control cock on exhaust pipe, medium in medium in drain hose and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in medium buffer reservoir due to pressure reduction reason, and intelligent controller closes medium exhaust control cock; Open and cut water control valve and start to cut water, opening medium feedback pump after cutting water makes the medium in medium buffer reservoir be back to storage tank through medium buffer reservoir and drain hose, close medium and feed back pump, open medium exhaust control cock after sedimentation and allow medium flow to buffer reservoir, circulate successively.Medium reservoirs is by drain hose and automatic water-stopping tank or automatic water-stopping cylinder top UNICOM.
It is a kind of utilize buffer reservoir solve because of medium cannot be back to medium reservoirs and cannot automatic water-stopping problem cut water method.Described medium reservoirs comprises all medium reservoirs needing to cut water of petroleum and chemical industry enterprise.Described automatic water-stopping tank or automatic water-stopping cylinder refer to contained cutting water pot or cut water drum in all automatic water-stopping devices.Be connected with medium buffer reservoir valve on pipeline and pump of described automatic water-stopping tank or automatic water-stopping cylinder is the various pump and the valve that are suitable for petroleum and chemical industry enterprise.The intelligent controller fed back for medium can be taken into account by the intelligent controller of automatic water-stopping device, also can establish one's own system.It has can transfer to medium buffer reservoir in time by medium residual in automatic water-stopping tank or automatic water-stopping cylinder and keep in, after not residual medium situation incision water, make medium buffer reservoir Scratch Media return medium reservoirs in good time, be very beneficial for cutting water normally to carry out, significantly improve the advantage of cutting water efficiency.
As optimization, described profit detection probe is positioned at the middle and upper part of automatic water-stopping tank or automatic water-stopping cylinder, and exhaust pipe is positioned at the middle part of automatic water-stopping tank or automatic water-stopping cylinder; The volume of described medium buffer reservoir is greater than the summation of drain hose and automatic water-stopping tank or automatic water-stopping cylinder medium volume, that is: the volume of described medium buffer reservoir should be greater than the summation with automatic water-stopping tank or automatic water-stopping cylinder medium maximum volume in medium reservoirs water discharge line; Described profit detection probe is the profit detection probe judging medium and water in automatic water-stopping tank or automatic water-stopping cylinder;
Described water pipe of cutting is drawn from the side, bottom of automatic water-stopping tank, and described automatic water-stopping pot bottom draws the blow-off pipe of band manual blowdown valve downwards; Or described in cut water pipe and draw downwards bottom automatic water-stopping cylinder, draw the blow-off pipe of band manual blowdown valve bottom automatic water-stopping cylinder no longer downwards; The outer end of described drain hose and automatic water-stopping tank or automatic water-stopping cylinder top side UNICOM: the inner of described drain hose extends transversely into side, medium reservoirs bottom, the inner extending transversely into part stretches out one section of tube head more downward vertically;
Described medium feeds back pipe and upwards draws medial shaft pipeline section from automatic water-stopping tank or automatic water-stopping cylinder placed on top, then introduces the outside vertical segment bottom medium buffer reservoir downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump.
As optimization, described drain hose there is hand valve; Described outside vertical segment is from medium buffer reservoir introducing vertically downward suitable for reading medium buffer reservoir inner bottom part; The diameter of described drain hose is greater than the diameter that described medium feeds back pipe.Preferred drain hose diameter is that medium feeds back the 1.4-2 of pipe diameter doubly.
The tank body of described automatic water-stopping tank is tall and big in wide vertical cutting water pot, and the cylindrical shell of described automatic water-stopping cylinder is that water drum is cut in the horizontal of lateral length by higher primary school.
As optimization, between described outside vertical segment lower port and medium buffer reservoir inner bottom surface, there is media flow gap.Distance between described outside vertical segment lower port and medium buffer reservoir inner bottom surface is 1-1.5 times of outside vertical segment lower port diameter.
Namely when the medium in the medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller is opened and is cut water pot or cut the valve that water drum is connected on pipeline with buffer reservoir, medium in medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in buffer reservoir due to pressure reduction reason, intelligent controller shutoff valve, start to cut water, after the water in medium reservoirs drains, stop cutting water, at this moment intelligent controller opens the pump that medium buffer reservoir is connected on pipeline with automatic water-stopping tank or automatic water-stopping cylinder, medium in medium buffer reservoir is pushed back in medium reservoirs by cutting water pot or cutting water drum, when there being again large water gaging in medium reservoirs, intelligent controller is opened and is cut water pot or cut the valve that water drum is connected on pipeline with buffer reservoir, medium in medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in buffer reservoir by the reason of gravity, intelligent controller shutoff valve, start to cut water, repeat above-mentioned flow process, .
Said process can be sketched and be: open medium exhaust control cock and allow automatic water-stopping tank or the interior residual medium of automatic water-stopping cylinder be pressed onto buffer reservoir by gravity, open after closing medium exhaust control cock, sedimentation and cut water control valve and start to cut water, after cutting water, open medium and feed back pump and make medium back flow in medium buffer reservoir to storage tank, opening medium exhaust control cock after closing medium feedback pump, sedimentation allows medium flow to buffer reservoir, circulates successively.
System for realizing the method for the invention comprises medium reservoirs, configure band cut the automatic water-stopping tank cutting water pipe and profit detection probe of water control valve or automatic water-stopping cylinder and with the described intelligent controller cut water control valve and profit detection probe and be connected, medium reservoirs is by drain hose and automatic water-stopping tank or automatic water-stopping cylinder top UNICOM, by exhaust pipe and the medium exhaust control cock communication medium buffer reservoir top that is connected with intelligent controller in the middle part of automatic water-stopping tank or automatic water-stopping cylinder, the medium of upwards drawing bottom medium buffer reservoir feeds back pipe and feeds back pump UNICOM automatic water-stopping tank or automatic water-stopping cylinder top by the medium connecting described intelligent controller, described exhaust pipe is lower than the height of profit detection probe, namely the associated line of medium buffer reservoir and automatic water-stopping tank or automatic water-stopping cylinder should judge the probe height of medium and water lower than automatic water-stopping tank or automatic water-stopping cylinder.
Have as incision water oil return step: when the medium in the medium in the drain hose that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the medium exhaust control cock on exhaust pipe, medium in medium in drain hose and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in medium buffer reservoir due to pressure reduction reason, and intelligent controller closes medium exhaust control cock; Open and cut water control valve and start to cut water, opening medium feedback pump after cutting water makes the medium in medium buffer reservoir be back to storage tank through medium buffer reservoir and drain hose, close medium and feed back pump, open medium exhaust control cock after sedimentation and allow medium flow to buffer reservoir, circulate successively.
It is a kind of utilize buffer reservoir solve because of medium cannot be back to medium reservoirs and cannot automatic water-stopping problem cut wetting system.Described medium reservoirs comprises all medium reservoirs needing to cut water of petroleum and chemical industry enterprise.Described automatic water-stopping tank or automatic water-stopping cylinder refer to contained cutting water pot or cut water drum in all automatic water-stopping devices.Be connected with medium buffer reservoir valve on pipeline and pump of described automatic water-stopping tank or automatic water-stopping cylinder is the various pump and the valve that are suitable for petroleum and chemical industry enterprise.The intelligent controller fed back for medium can be taken into account by the intelligent controller of automatic water-stopping device, also can establish one's own system.It has can transfer to medium buffer reservoir in time by medium residual in automatic water-stopping tank or automatic water-stopping cylinder and keep in, after not residual medium situation incision water, make medium buffer reservoir Scratch Media return medium reservoirs in good time, be very beneficial for cutting water normally to carry out, significantly improve the advantage of cutting water efficiency.
As optimization, described profit detection probe is the profit detection probe judging medium and water in automatic water-stopping tank or automatic water-stopping cylinder; Described profit detection probe is positioned at the middle and upper part of automatic water-stopping tank or automatic water-stopping cylinder, and exhaust pipe is positioned at the middle part of automatic water-stopping tank or automatic water-stopping cylinder; The volume of described medium buffer reservoir is greater than the summation of drain hose and automatic water-stopping tank or automatic water-stopping cylinder medium volume; Described water pipe of cutting is drawn from the side, bottom of automatic water-stopping tank, described automatic water-stopping pot bottom draw downwards band manual blowdown valve blow-off pipe or described in cut water pipe and draw downwards bottom automatic water-stopping cylinder, draw the blow-off pipe of band foul valve bottom described automatic water-stopping cylinder no longer downwards; The outer end of described drain hose and automatic water-stopping tank or automatic water-stopping cylinder top side UNICOM.Namely the volume of described medium buffer reservoir should be greater than the summation with automatic water-stopping tank or automatic water-stopping cylinder medium maximum volume in medium reservoirs water discharge line.
As optimization, the inner of described drain hose extends transversely into side, medium reservoirs bottom, and the inner extending transversely into part stretches out one section of tube head more downward vertically.
As optimization, described medium feeds back pipe and upwards draws medial shaft pipeline section from automatic water-stopping tank or automatic water-stopping cylinder placed on top, then introduces the outside vertical segment bottom medium buffer reservoir downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump; The diameter of described drain hose is greater than the diameter that described medium feeds back pipe.Preferred drain hose diameter is that medium feeds back the 1.4-2 of pipe diameter doubly.The tank body of described automatic water-stopping tank is tall and big in wide vertical cutting water pot, and the cylindrical shell of described automatic water-stopping cylinder is that water drum is cut in the horizontal of lateral length by higher primary school.
As optimization, described outside vertical segment is from medium buffer reservoir introducing vertically downward suitable for reading medium buffer reservoir inner bottom part.
As optimization, between described outside vertical segment lower port and medium buffer reservoir inner bottom surface, there is media flow gap.Distance between described outside vertical segment lower port and medium buffer reservoir inner bottom surface is 1-1.5 times of outside vertical segment lower port diameter.
That is, this system comprises medium reservoirs, automatic water-stopping tank or automatic water-stopping cylinder, medium buffer reservoir, and automatic water-stopping tank or automatic water-stopping cylinder are connected with buffer reservoir valve on pipeline and pump and intelligent controller, when the medium in the medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller is opened and is cut water pot or cut the valve that water drum is connected on pipeline with buffer reservoir, medium in medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in buffer reservoir due to pressure reduction reason, intelligent controller shutoff valve, start to cut water, after the water in medium reservoirs drains, stop cutting water, at this moment intelligent controller opens the pump that medium buffer reservoir is connected on pipeline with automatic water-stopping tank or automatic water-stopping cylinder, medium in medium buffer reservoir is pushed back in medium reservoirs by cutting water pot or cutting water drum, when there being again large water gaging in medium reservoirs, intelligent controller is opened and is cut water pot or cut the valve that water drum is connected on pipeline with buffer reservoir, medium in medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in buffer reservoir by the reason of gravity, intelligent controller shutoff valve, start to cut water, repeat above-mentioned flow process, .
Said process can be sketched and be: open medium exhaust control cock and allow automatic water-stopping tank or the interior residual medium of automatic water-stopping cylinder be pressed onto buffer reservoir by gravity, open after closing medium exhaust control cock, sedimentation and cut water control valve and start to cut water, after cutting water, open medium and feed back pump and make medium back flow in medium buffer reservoir to storage tank, opening medium exhaust control cock after closing medium feedback pump, sedimentation allows medium flow to buffer reservoir, circulates successively.
After adopting technique scheme, Petroleum Storage Tank automatic water-stopping oil return method of the present invention and system have can be transferred to medium buffer reservoir in time by medium residual in automatic water-stopping tank or automatic water-stopping cylinder and keep in, after not residual medium situation incision water, make medium buffer reservoir Scratch Media return medium reservoirs in good time, be very beneficial for cutting water normally to carry out, significantly improve the advantage of cutting water efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first embodiment of system for realizing Petroleum Storage Tank automatic water-stopping oil return method of the present invention;
Fig. 2 is the structural representation of the system the second embodiment for realizing Petroleum Storage Tank automatic water-stopping oil return method of the present invention.
Detailed description of the invention
Petroleum Storage Tank automatic water-stopping oil return method embodiment of the present invention:
Embodiment one, Petroleum Storage Tank automatic water-stopping oil return method of the present invention be on automatic water-stopping tank lower than profit detection probe position with exhaust pipe be connected the medium exhaust control cock communication medium buffer reservoir top of cutting water intelligent controller, the medium of upwards drawing bottom medium buffer reservoir feed back pipe by the medium connecting described intelligent controller feed back pump UNICOM bottom join cut water pipe be connected described intelligent controller cut water control valve automatic water-stopping tank top; The tank body of described automatic water-stopping tank is tall and big in wide vertical cutting water pot.
When the medium in the drain hose that medium reservoirs is connected with automatic water-stopping tank and the medium in automatic water-stopping tank affect Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the medium exhaust control cock on exhaust pipe, medium in medium in drain hose and automatic water-stopping tank is discharged to after in medium buffer reservoir due to pressure reduction reason, and intelligent controller closes medium exhaust control cock; Open and cut water control valve and start to cut water, opening medium feedback pump after cutting water makes the medium in medium buffer reservoir be back to storage tank through medium buffer reservoir and drain hose, close medium and feed back pump, open medium exhaust control cock after sedimentation and allow medium flow to buffer reservoir, circulate successively.
Described profit detection probe is positioned at the middle and upper part of automatic water-stopping tank, and exhaust pipe is positioned at the middle part of automatic water-stopping tank; The volume of described medium buffer reservoir is greater than the summation of drain hose and automatic water-stopping tank medium volume; Described profit detection probe is the profit detection probe judging medium and water in automatic water-stopping tank;
Described water pipe of cutting is drawn from the side, bottom of automatic water-stopping tank, and described automatic water-stopping pot bottom draws the blow-off pipe of band manual blowdown valve downwards; The outer end of described drain hose and automatic water-stopping tank top side UNICOM: the inner of described drain hose extends transversely into side, medium reservoirs bottom, the inner extending transversely into part stretches out one section of tube head more downward vertically;
Described medium feeds back pipe and upwards draw medial shaft pipeline section above automatic water-stopping tank top, then introduces the outside vertical segment bottom medium buffer reservoir downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump.
Described drain hose there is hand valve; Described outside vertical segment is from medium buffer reservoir introducing vertically downward suitable for reading medium buffer reservoir inner bottom part.The diameter of described drain hose is greater than the diameter that described medium feeds back pipe.Preferred drain hose diameter is that medium feeds back the 1.4-2 of pipe diameter doubly.
Media flow gap is had between described outside vertical segment lower port and medium buffer reservoir inner bottom surface.Distance between described outside vertical segment lower port and medium buffer reservoir inner bottom surface is 1-1.5 times of outside vertical segment lower port diameter.
Namely when the medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank and the medium in automatic water-stopping tank affect Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the valve cut water pot and be connected on pipeline with buffer reservoir, medium in medium reservoirs and the tank connected water discharge line of automatic water-stopping and the medium in automatic water-stopping tank are discharged to after in buffer reservoir due to pressure reduction reason, intelligent controller shutoff valve, start to cut water, after the water in medium reservoirs drains, stop cutting water, at this moment intelligent controller opens the pump that medium buffer reservoir is connected on pipeline with automatic water-stopping tank, medium in medium buffer reservoir is pushed back in medium reservoirs by cutting water pot, when there being again large water gaging in medium reservoirs, intelligent controller opens the valve cut water pot and be connected on pipeline with buffer reservoir again, medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank and the medium in automatic water-stopping tank are discharged to after in buffer reservoir by the reason of gravity, intelligent controller shutoff valve, start to cut water, repeat above-mentioned flow process, .
Said process can be sketched and be: open medium exhaust control cock and allow the interior residual medium of automatic water-stopping tank be pressed onto buffer reservoir by gravity, open after closing medium exhaust control cock, sedimentation and cut water control valve and start to cut water, after cutting water, open medium and feed back pump and make medium back flow in medium buffer reservoir to storage tank, opening medium exhaust control cock after closing medium feedback pump, sedimentation allows medium flow to buffer reservoir, circulates successively.
Embodiment two, the difference of Petroleum Storage Tank automatic water-stopping oil return method of the present invention and above-described embodiment one is only that described automatic water-stopping tank is replaced by automatic water-stopping cylinder, and the cylindrical shell of described automatic water-stopping cylinder is higher primary school cuts water drum in the horizontal of lateral length.Described water pipe of cutting is drawn downwards bottom automatic water-stopping cylinder, and draws the blow-off pipe of band manual blowdown valve no longer downwards bottom automatic water-stopping cylinder.Its drain hose diameter 100 millimeters, cutting water pipe and exhaust pipe and medium feedback pipe diameter is diameter 40 millimeters.
Present system embodiment:
Embodiment one, as shown in Figure 1, system for realizing Petroleum Storage Tank automatic water-stopping oil return method of the present invention comprises medium reservoirs 1, configure band cut water control valve 21 the automatic water-stopping tank 5 cutting water pipe 31 and profit detection probe 4 and with the described intelligent controller 6 cut water control valve 21 and profit detection probe 4 and be connected; Described water pipe 31 of cutting is drawn from the side, bottom of automatic water-stopping tank 5, draws the blow-off pipe 36 of band manual blowdown valve 26 bottom described automatic water-stopping tank 5 downwards.The tank body of described automatic water-stopping tank 5 is tall and big in wide vertical cutting water pot.
Medium reservoirs 1 bottom is by being with drain hose 39 and the automatic water-stopping tank 5 top side UNICOM of hand valve 29; The inner of described drain hose 39 extends transversely into side, medium reservoirs 1 bottom, and the inner extending transversely into part is stretched out downwards again, and the inner specifically extending transversely into part stretches out one section of tube head more downward vertically.
By exhaust pipe 32 and medium exhaust control cock 22 communication medium buffer reservoir 7 top that is connected with intelligent controller 6 in the middle part of automatic water-stopping tank 5; Described exhaust pipe 32 is lower than the height of profit detection probe 4, and more specifically described profit detection probe 4 is positioned at the middle and upper part of automatic water-stopping tank 5, and exhaust pipe 32 is positioned at the middle part of automatic water-stopping tank 5.Described profit detection probe 4 is the profit detection probe judging medium and water in automatic water-stopping tank 5.The diameter of described drain hose is greater than the diameter that described medium feeds back pipe.Preferred drain hose diameter is that medium feeds back the 1.4-2 of pipe diameter doubly.
The medium of upwards drawing bottom medium buffer reservoir 7 feeds back pipe 33 and feeds back pump 23 UNICOM's automatic water-stopping tank top by the medium connecting described intelligent controller 6; Specifically described medium feeds back pipe 33 and upwards draws medial shaft pipeline section from automatic water-stopping tank 5 placed on top, then introduces the outside vertical segment bottom medium buffer reservoir 7 downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump 23.More specifically described outside vertical segment is from medium buffer reservoir 7 introducing vertically downward suitable for reading medium buffer reservoir 7 inner bottom part.Media flow gap is had between described outside vertical segment lower port and medium buffer reservoir 7 inner bottom surface.Distance between described outside vertical segment lower port and medium buffer reservoir 7 inner bottom surface is 1-1.5 times of outside vertical segment lower port diameter.
The volume of described medium buffer reservoir 7 is greater than the summation of drain hose 39 and automatic water-stopping tank 5 medium volume.
In a word, this system comprises medium reservoirs, automatic water-stopping tank, medium buffer reservoir, and automatic water-stopping tank is connected with buffer reservoir valve on pipeline and pump and intelligent controller, when the medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank and the medium in automatic water-stopping tank affect Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the valve cut water pot and be connected on pipeline with buffer reservoir, medium in medium reservoirs and the tank connected water discharge line of automatic water-stopping and the medium in automatic water-stopping tank are discharged to after in buffer reservoir due to pressure reduction reason, intelligent controller shutoff valve, start to cut water, after the water in medium reservoirs drains, stop cutting water, at this moment intelligent controller opens the pump that medium buffer reservoir is connected on pipeline with automatic water-stopping tank, medium in medium buffer reservoir is pushed back in medium reservoirs by cutting water pot, when there being again large water gaging in medium reservoirs, intelligent controller opens the valve cut water pot and be connected on pipeline with buffer reservoir again, medium in the water discharge line that medium reservoirs is connected with automatic water-stopping tank and the medium in automatic water-stopping tank are discharged to after in buffer reservoir by the reason of gravity, intelligent controller shutoff valve, start to cut water, repeat above-mentioned flow process, .
Described medium reservoirs comprises all medium reservoirs needing to cut water of petroleum and chemical industry enterprise.Described automatic water-stopping tank refers in all automatic water-stopping devices contained cuts water pot.Be connected with medium buffer reservoir valve on pipeline and pump of described automatic water-stopping tank is the various pump and the valve that are suitable for petroleum and chemical industry enterprise.Intelligent controller can be taken into account by the intelligent controller of automatic water-stopping device, also can establish one's own system.
Said process can be sketched and be: open medium exhaust control cock and allow the interior residual medium of automatic water-stopping tank be pressed onto buffer reservoir by gravity, open after closing medium exhaust control cock, sedimentation and cut water control valve and start to cut water, after cutting water, open medium and feed back pump and make medium back flow in medium buffer reservoir to storage tank, opening medium exhaust control cock after closing medium feedback pump, sedimentation allows medium flow to buffer reservoir, circulates successively.
Prove through test, Petroleum Storage Tank automatic water-stopping oil return method of the present invention and system have can be transferred to medium buffer reservoir in time by medium residual in automatic water-stopping tank and keep in, after not residual medium situation incision water, make medium buffer reservoir Scratch Media return medium reservoirs in good time, be very beneficial for cutting the advantage that water normally carries out.
Embodiment two, as shown in Figure 2, for realizing the system of Petroleum Storage Tank automatic water-stopping oil return method of the present invention and the difference of above-described embodiment one is only: described automatic water-stopping tank is replaced by automatic water-stopping cylinder 50, and the cylindrical shell of described automatic water-stopping cylinder 50 is higher primary school cuts water drum in the horizontal of lateral length.Described water pipe 31 of cutting is drawn downwards bottom automatic water-stopping cylinder 50, and draws the blow-off pipe of band manual blowdown valve no longer downwards bottom automatic water-stopping cylinder 50.Its drain hose 39 diameter 100 millimeters, cutting water pipe 31 and exhaust pipe 32 and medium feedback pipe 33 diameter is diameter 40 millimeters.
Prove through test, Petroleum Storage Tank automatic water-stopping oil return method of the present invention and system have can be transferred to medium buffer reservoir in time by medium residual in automatic water-stopping cylinder and keep in, after not residual medium situation incision water, make medium buffer reservoir Scratch Media return medium reservoirs in good time, be very beneficial for cutting the advantage that water normally carries out.
Claims (10)
1. a Petroleum Storage Tank automatic water-stopping oil return method, it is characterized in that on automatic water-stopping tank or automatic water-stopping cylinder lower than profit detection probe position with exhaust pipe be connected the medium exhaust control cock communication medium buffer reservoir top of cutting water intelligent controller, the medium of upwards drawing bottom medium buffer reservoir feeds back pipe and feeds back pump UNICOM bottom by the medium connecting described intelligent controller and join and cut water pipe and the automatic water-stopping tank cutting water control valve or the automatic water-stopping cylinder top that are connected described intelligent controller;
When the medium in the medium in the drain hose that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the medium exhaust control cock on exhaust pipe, medium in medium in drain hose and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in medium buffer reservoir due to pressure reduction reason, and intelligent controller closes medium exhaust control cock; Open and cut water control valve and start to cut water, opening medium feedback pump after cutting water makes the medium in medium buffer reservoir be back to storage tank through medium buffer reservoir and drain hose, close medium and feed back pump, open medium exhaust control cock after sedimentation and allow medium flow to buffer reservoir, circulate successively.
2. method according to claim 1, it is characterized in that described profit detection probe is positioned at the middle and upper part of automatic water-stopping tank or automatic water-stopping cylinder, exhaust pipe is positioned at the middle part of automatic water-stopping tank or automatic water-stopping cylinder; The volume of described medium buffer reservoir is greater than the summation of drain hose and automatic water-stopping tank or automatic water-stopping cylinder medium volume; Described profit detection probe is the profit detection probe judging medium and water in automatic water-stopping tank or automatic water-stopping cylinder;
Described water pipe of cutting is drawn from side, automatic water-stopping tank bottom, and described automatic water-stopping pot bottom draws the blow-off pipe of band manual blowdown valve downwards; Or described in cut water pipe and draw downwards bottom automatic water-stopping cylinder; The outer end of described drain hose and automatic water-stopping tank or automatic water-stopping cylinder top side UNICOM: the inner of described drain hose extends transversely into side, medium reservoirs bottom, the inner extending transversely into part stretches out one section of tube head more downward vertically;
Described medium feeds back pipe and upwards draws medial shaft pipeline section from automatic water-stopping tank or automatic water-stopping cylinder placed on top, then introduces the outside vertical segment bottom medium buffer reservoir downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump.
3. device according to claim 2, is characterized in that described drain hose has hand valve; Described outside vertical segment is from medium buffer reservoir introducing vertically downward suitable for reading medium buffer reservoir inner bottom part;
The tank body of described automatic water-stopping tank is tall and big in wide vertical cutting water pot, and the cylindrical shell of described automatic water-stopping cylinder is that water drum is cut in the horizontal of lateral length by higher primary school.
4. device according to claim 3, is characterized in that there is media flow gap between described outside vertical segment lower port and medium buffer reservoir inner bottom surface.
5. for realizing the system of method described in claim 1, comprise medium reservoirs, configure band cut the automatic water-stopping tank cutting water pipe and profit detection probe of water control valve or automatic water-stopping cylinder and with the described intelligent controller cut water control valve and profit detection probe and be connected, it is characterized in that medium reservoirs is by drain hose and automatic water-stopping tank or automatic water-stopping cylinder top UNICOM, by exhaust pipe and the medium exhaust control cock communication medium buffer reservoir top that is connected with intelligent controller in the middle part of automatic water-stopping tank or automatic water-stopping cylinder, the medium of upwards drawing bottom medium buffer reservoir feeds back pipe and feeds back pump UNICOM automatic water-stopping tank or automatic water-stopping cylinder top by the medium connecting described intelligent controller, described exhaust pipe is lower than the height of profit detection probe,
Have as incision water oil return step: when the medium in the medium in the drain hose that medium reservoirs is connected with automatic water-stopping tank or automatic water-stopping cylinder and automatic water-stopping tank or automatic water-stopping cylinder affects Auto-drainage because a variety of causes can not be back in medium reservoirs, intelligent controller opens the medium exhaust control cock on exhaust pipe, medium in medium in drain hose and automatic water-stopping tank or automatic water-stopping cylinder is discharged to after in medium buffer reservoir due to pressure reduction reason, and intelligent controller closes medium exhaust control cock; Open and cut water control valve and start to cut water, opening medium feedback pump after cutting water makes the medium in medium buffer reservoir be back to storage tank through medium buffer reservoir and drain hose, close medium and feed back pump, open medium exhaust control cock after sedimentation and allow medium flow to buffer reservoir, circulate successively.
6. system according to claim 5, is characterized in that described profit detection probe is the profit detection probe judging medium and water in automatic water-stopping tank or automatic water-stopping cylinder; Described profit detection probe is positioned at the middle and upper part of automatic water-stopping tank or automatic water-stopping cylinder, and exhaust pipe is positioned at the middle part of automatic water-stopping tank or automatic water-stopping cylinder; The volume of described medium buffer reservoir is greater than the summation of drain hose and automatic water-stopping tank or automatic water-stopping cylinder medium volume; Described water pipe of cutting is drawn from the side, bottom of automatic water-stopping tank, and described automatic water-stopping pot bottom draws the blow-off pipe of band manual blowdown valve downwards; Or described in cut water pipe and draw downwards bottom automatic water-stopping cylinder; The outer end of described drain hose and automatic water-stopping tank or automatic water-stopping cylinder top side UNICOM.
7. system according to claim 6, is characterized in that the inner of described drain hose extends transversely into side, medium reservoirs bottom, and the inner extending transversely into part stretches out one section of tube head more downward vertically.
8. system according to claim 5, it is characterized in that described medium feeds back pipe and upwards draws medial shaft pipeline section from automatic water-stopping tank or automatic water-stopping cylinder placed on top, then introduce the outside vertical segment bottom medium buffer reservoir downwards by the outer skirt section UNICOM of transverse direction of collocating medium feedback pump; The tank body of described automatic water-stopping tank is tall and big in wide vertical cutting water pot, and the cylindrical shell of described automatic water-stopping cylinder is that water drum is cut in the horizontal of lateral length by higher primary school.
9. system according to claim 8, is characterized in that described outside vertical segment introduces medium buffer reservoir inner bottom part vertically downward from medium buffer reservoir is suitable for reading.
10. system according to claim 9, is characterized in that there is media flow gap between described outside vertical segment lower port and medium buffer reservoir inner bottom surface.
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| CN201410665129.4A CN104495118B (en) | 2014-11-20 | 2014-11-20 | Method and system for automatically draining water and returning oil for petrochemical storage tanks |
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| CN106043980A (en) * | 2016-05-26 | 2016-10-26 | 高翔 | Method and system for achieving automatic water cutting and oil return through petrochemical storage tank water drainage pipe |
| CN106195628A (en) * | 2016-07-15 | 2016-12-07 | 高翔 | It is applicable to low pressure drain control method and the system of two kinds of liquids having different specific weights in pressure vessel |
| CN106292751A (en) * | 2016-08-10 | 2017-01-04 | 高翔 | There is liquid medium discharge control method and the system of medium loop back function |
| CN106669232A (en) * | 2016-12-30 | 2017-05-17 | 高翔 | Automatic pipe-cleaning water-cutting oil-returning method and system for multiple storage tanks |
| CN108626578A (en) * | 2017-03-23 | 2018-10-09 | 中科隆声科技有限公司 | Storage tank siphon port automatic dehydration return-flow system without refluxing opening and method |
| CN108626572A (en) * | 2017-03-23 | 2018-10-09 | 中科隆声科技有限公司 | There are the storage tank siphon port automatic dehydration return-flow system and method for refluxing opening |
| CN109381895A (en) * | 2017-08-09 | 2019-02-26 | 上海轻叶工程科技有限公司 | Automatic water-stopping device |
| CN110040383A (en) * | 2019-05-16 | 2019-07-23 | 广饶科力达石化科技有限公司 | A kind of petrochemical industry oil product storage tank automatic water-stopping device |
| CN113739074A (en) * | 2021-09-22 | 2021-12-03 | 凯泰（滁州）流体控制有限公司 | Method and device for automatically identifying and removing sediment water of low-level pipeline of spherical tank |
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| CN106043980A (en) * | 2016-05-26 | 2016-10-26 | 高翔 | Method and system for achieving automatic water cutting and oil return through petrochemical storage tank water drainage pipe |
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| CN106292751B (en) * | 2016-08-10 | 2019-01-01 | 高翔 | Liquid medium discharge control method and system with medium loop back function |
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| CN108626572A (en) * | 2017-03-23 | 2018-10-09 | 中科隆声科技有限公司 | There are the storage tank siphon port automatic dehydration return-flow system and method for refluxing opening |
| CN109381895A (en) * | 2017-08-09 | 2019-02-26 | 上海轻叶工程科技有限公司 | Automatic water-stopping device |
| CN110040383A (en) * | 2019-05-16 | 2019-07-23 | 广饶科力达石化科技有限公司 | A kind of petrochemical industry oil product storage tank automatic water-stopping device |
| CN113739074A (en) * | 2021-09-22 | 2021-12-03 | 凯泰（滁州）流体控制有限公司 | Method and device for automatically identifying and removing sediment water of low-level pipeline of spherical tank |
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Effective date of registration: 20170505 Address after: 239000 Nanjing North Road, Anhui, No. 350, No. Patentee after: Kete (Chuzhou) fluid control Co. Address before: 100101 Chaoyang District, Beiyuan Road, No. 170, No. A, block, room 1, room 1201 Patentee before: Gao Xiang |