CN212158256U - Cabin plate type crude oil heater - Google Patents
Cabin plate type crude oil heater Download PDFInfo
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- CN212158256U CN212158256U CN202020661289.2U CN202020661289U CN212158256U CN 212158256 U CN212158256 U CN 212158256U CN 202020661289 U CN202020661289 U CN 202020661289U CN 212158256 U CN212158256 U CN 212158256U
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Abstract
The utility model discloses a cabin plate crude oil heater, it includes heating module, upper portion fixed slot, lower part fixed slot, heating medium distribution manifold, heating medium collection manifold, cabin crude oil collecting vat. Lower part fixed slot is installed to cabin crude oil collecting tank bottom, and upper portion fixed slot is installed at the top, heating module installs between upper portion fixed slot and lower part fixed slot. The upper part of the heating module is provided with a heating medium distribution manifold and a heating medium collection manifold. The heating medium circularly provides heat in the heating module to heat the crude oil in the crude oil collecting tank of the cabin, so that the aim of oil-water separation or crude oil viscosity reduction is fulfilled. Compare traditional sectional type and coil pipe formula heater, the utility model discloses an advantage does: low installation cost, high heat transfer efficiency, compact structure, small occupied space, convenient operation and maintenance and the like.
Description
Technical Field
The utility model belongs to fields such as crude oil transportation, marine crude oil receipts separation specifically are a cabin board-like crude oil heater.
Background
When the temperature is low, the crude oil is required to be heated and then transported due to excessive viscosity, so a heater is arranged in an oil storage tank of the crude oil. And oil-water separation after recovery of crude oil leaked due to accidents at sea, the boiling points of the crude oil and the seawater are different, and the crude oil containing the seawater is heated to vaporize the seawater in the crude oil to achieve the purpose of oil-water separation.
The crude oil heater is classified into a sectional heater and a coil heater according to the difference of the structure. The sectional heater is formed by welding seamless steel pipes with the diameter of 15-50mm, and for convenience of installation, disassembly and repair, the heater is constructed by a plurality of sections, each section is formed by 2-4 parallel pipes and is connected with two manifolds, a plurality of sectional members are connected into a group in a parallel or serial mode, and the number of groups of the heater in the oil storage tank is determined by process calculation according to the size of the oil storage tank. Because of the connection characteristics of the sectional heater, leakage is easy to occur at the connection position of each section, and oil products are polluted. A serpentine heater is a tubular heater formed by bending a long tube. The coil pipes are uniformly distributed at the lower part of the oil storage tank, so that the heating effect of oil products can be improved. The requirement on steam pressure is high due to the long pipeline and the high pressure. Sometimes, to reduce the pressure drop, the coils can be divided into parallel groups and used in parallel.
The above two types of heaters have certain disadvantages. The sectional type heater comprises a plurality of segmentation, needs a large amount of flange joint, and the segmentation junction leaks easily, and the complicated work load of installation is big moreover, and it is also inconvenient to overhaul the maintenance. For the coil heater, the heating pipe is longer and can only be arranged at the bottom of the oil storage tank or the oil storage tank, so that the heating efficiency is low; the requirement on a heating medium is high; in crude oil transportation, the temperature of crude oil can be increased only locally; the method is not suitable for oil-water separation operation and has large limitation; the manufacturing cost is also high and the installation cost is also large.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problem, the utility model aims to provide a cabin plate heater is applicable to fields such as crude oil preheating, processing, warehousing and transportation and oil-water separation.
In order to solve the above problem, the technical scheme of the utility model is that: a cabin plate type crude oil heater comprises a heating module, an upper fixing clamping groove, a lower fixing clamping groove, a heating medium distribution manifold, a heating medium collection manifold, a cabin crude oil collection groove, a crude oil inlet, a hot crude oil outlet and a secondary steam outlet. The lower portion fixing clamping groove is installed at the bottom of the cabin crude oil collecting groove, the upper portion fixing clamping groove is installed at the top of the cabin crude oil collecting groove, and the heating module is placed between the upper portion fixing clamping groove and the lower portion fixing clamping groove.
Preferably, the heating module is composed of a plurality of hollow heating plates, the heating plates are arranged at a certain distance and respectively comprise independent heating medium inlets and outlets, and a heating medium distribution manifold and a heating medium collection manifold are arranged at the upper part of the heating module and connected with each other.
Preferably, the top of the cabin crude oil collecting tank is provided with a secondary steam outlet and a crude oil inlet, and the bottom of the side wall is provided with a crude oil outlet and a thermometer interface. The secondary steam outlet is connected with an induced draft system, a negative pressure state is formed in the crude oil collecting tank, generated secondary steam is timely discharged, and meanwhile, high-temperature crude oil is prevented from being oxidized due to contact.
Preferably, the heating medium is uniformly distributed to the inlet of each plate through a heating medium distribution manifold, the heating medium heats the crude oil according to the flow of a flow channel designed on the heating plate, and the cold medium after heat exchange flows out from the outlet of each plate and is collected and conveyed out from a heating medium collection manifold.
Compared with the prior art, the utility model discloses beneficial effect as follows:
1. the installation cost is low: the module type manufacturing only needs to connect the fixing bolt and the connecting flange during installation, has no field welding workload, is simple and convenient to install, has short installation time and extremely low installation cost.
2. The heat transfer efficiency is high: traditional sectional type heater and coil pipe heater are shell and tube heat exchanger from the essence, and novel cabin plate crude oil heater is an all-welded plate heater, and its heat transfer coefficient is higher than traditional shell and tube heat exchanger, and same volume also has bigger heat transfer area, and rate of heating is fast, then the heat transfer efficiency of main surface heating module has improved.
3. Compact structure occupies little space: compared with the traditional sectional heater and the traditional coil heater, the external dimension of the cabin plate type crude oil heater under the condition of the same heat exchange area is only about one half of the external dimension of the traditional sectional heater and the traditional coil heater, the structure is compact, and the occupied space is small.
4. The operation and maintenance are convenient: the heating plate is independently arranged in the heating module, so that the heating plate is beneficial to independent cleaning or maintenance and does not influence the overall work.
Drawings
FIG. 1 is a schematic view of a tank crude oil collecting tank according to the present invention;
fig. 2 is the internal structure schematic diagram of the cabin plate type crude oil heater of the utility model.
Detailed Description
A plate type crude oil heater for a cabin comprises a crude oil collecting tank 1 of the cabin, a heating medium collecting manifold 2, a hot crude oil outlet 4, a crude oil inlet 5, a heating medium distributing manifold 7, an upper fixing clamping groove 8, a lower fixing clamping groove 10, a secondary steam outlet 14 and a heating module 15. The heating module 15 is composed of a plurality of hollow heating plates 11, the heating plates 11 are arranged at a certain distance and are respectively provided with an independent plate inlet 12 and an independent plate outlet 13, and the heating module 15 is installed between the upper fixing clamping groove 8 and the lower fixing clamping groove 10 and is further fixed by using a left support frame 9 and a right support frame 16. The individual plate inlets 12 and plate outlets 13 of each heating plate 11 are connected to the heating medium distribution manifold 7 and the heating medium collection manifold 2 mounted above the heating modules 15. The heating medium distribution manifold 7 and the heating medium collection manifold 2 are respectively provided with a heating medium inlet 6 and a heating medium outlet 3. The top of the crude oil collecting tank of the cabin is provided with a secondary steam outlet 14 and a crude oil inlet 5, and the bottom of the side wall is provided with a crude oil outlet 4 and a thermometer interface 17. The secondary steam outlet 14 is connected with an induced draft system, a negative pressure state is formed in the crude oil collecting tank 1, generated secondary steam is timely discharged, and meanwhile, high-temperature crude oil is prevented from being oxidized due to contact.
Heating medium enters the heating medium distribution manifold 6 through the heating medium inlet 5 to be uniformly distributed to each plate inlet 12, the heating medium heats crude oil according to the flow of a flow channel designed on the heating plate, and cold medium after heat exchange flows out from the plate outlet 13 and is collected and conveyed out in the heating medium collection manifold 2. The salvaged crude oil is sent into a crude oil collecting tank 1 of a cabin, flows through an inter-plate channel of the heating plate, and exchanges heat with a heating medium in the heating plate 11 to completely evaporate water in the crude oil so as to achieve the purpose of recovering the crude oil. For highly viscous weathered oils, the oil is heated cyclically in the hold of a plate heater to a viscosity that ensures pumpable transport, whether to the ship or to a port.
When further oil tanker transported to port needs to unload, the situation of low temperature and high viscosity of crude oil is not beneficial to being transported out by a pump due to long-time transportation, and at the moment, the crude oil can be heated by the plate type crude oil heater of the cabin to ensure that the viscosity of the crude oil reaches the purpose of being transported by the pump through the flow.
Claims (5)
1. The plate type crude oil heater for the cabin is characterized by comprising a crude oil collecting tank (1) of the cabin, a heating medium collecting manifold (2), a hot crude oil outlet (4), a crude oil inlet (5), a heating medium distributing manifold (7), an upper fixing clamping groove (8), a lower fixing clamping groove (10), a secondary steam outlet (14) and a heating module (15).
2. The plate type crude oil heater for the ship cabin is characterized in that a lower fixed clamping groove (10) is arranged at the bottom of a crude oil collecting groove (1) of the ship cabin, an upper fixed clamping groove (8) is arranged at the top of the crude oil collecting groove, and a heating module (15) is arranged between the upper fixed clamping groove (8) and the lower fixed clamping groove (10).
3. The heater according to claim 1, wherein the heating module (15) is composed of a plurality of hollow heating plates (11), the heating plates (11) are arranged at a distance, have separate plate inlets (12) and plate outlets (13), and are connected to the heating medium distribution manifold (7) and the heating medium collection manifold (2) respectively installed on the upper portion of the heating module (15).
4. The plate type crude oil heater of claim 1, wherein the top of the crude oil collecting tank (1) is provided with a secondary steam outlet (14), a crude oil inlet (5), a crude oil outlet (4) and a thermometer interface (17), the bottom of the side wall is provided with a crude oil outlet (4), the secondary steam outlet (14) is connected with an induced air system, a negative pressure state is formed in the crude oil collecting tank (1), generated secondary steam is timely removed, and meanwhile, the high-temperature crude oil is prevented from being oxidized due to contact.
5. The vessel plate type crude oil heater according to claim 1, wherein each heating plate (11) of the heating module (15) is provided with a plate inlet (12) and a plate outlet (13) which are independent, the heating medium is uniformly distributed to the plate inlet (12) of each heating plate through the heating medium distribution manifold (7), the heating medium heats crude oil according to the flow channels designed on the heating plates, and the cold medium after heat exchange flows out from the plate outlets (13) of the heating plates and is collected in the heating medium collection manifold (2) and then is conveyed out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661289.2U CN212158256U (en) | 2020-04-28 | 2020-04-28 | Cabin plate type crude oil heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661289.2U CN212158256U (en) | 2020-04-28 | 2020-04-28 | Cabin plate type crude oil heater |
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| Publication Number | Publication Date |
|---|---|
| CN212158256U true CN212158256U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020661289.2U Active CN212158256U (en) | 2020-04-28 | 2020-04-28 | Cabin plate type crude oil heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915927A (en) * | 2021-03-03 | 2021-06-08 | 贵州微化科技有限公司 | Rapid sulfur melting equipment of rapid sulfur melting tank |
| CN113003541A (en) * | 2021-03-04 | 2021-06-22 | 贵州微化科技有限公司 | Novel quick sulfur melting tank system |
-
2020
- 2020-04-28 CN CN202020661289.2U patent/CN212158256U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915927A (en) * | 2021-03-03 | 2021-06-08 | 贵州微化科技有限公司 | Rapid sulfur melting equipment of rapid sulfur melting tank |
| CN112915927B (en) * | 2021-03-03 | 2022-11-04 | 贵州微化科技有限公司 | Rapid sulfur melting equipment of rapid sulfur melting tank |
| CN113003541A (en) * | 2021-03-04 | 2021-06-22 | 贵州微化科技有限公司 | Novel quick sulfur melting tank system |
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