Barrier, explosion-proof underground oil storage tank that can be cleaned and repaired
技术摘要 ] 一种可清洗和维修的阻隔、防爆地下贮油罐车，它是加油站新型地下贮油罐。 COM [ Technical Summary ] A barrier-proof, explosion-proof underground oil storage tank truck that can be cleaned and maintained. It is a new type of underground oil storage tank at a gas station. Explosion-proof materials have been installed in the oil storage tank, and a semi-circular cleaning tunnel is also provided at the bottom of the tank. The oil storage tank is provided with four columns and beams to form a square shaft. The lower end plate of the column stands on the circular inner wall of the oil storage tank and sits on the upper part of the cleaning hole of the cleaning tunnel. The upper arc end plate is provided with The adjusting screw bears against the round upper wall surface of the oil storage tank. A cylindrical liner is installed in the vertical shaft, and each liner is filled with barrier and explosion-proof materials. An oil outlet pipe is provided at the center of the shaft, and a check valve or an oil immersion pump is connected under the pipe. The oil storage tank can realize the cleaning and maintenance of the barriers, explosion-proof materials, check valves or oil immersion pumps in the underground tanks, and the sediments at the bottom of the oil storage tanks can be washed out. Save time, easy cleaning and maintenance, simple operation. It opens up a new way to be cleaned and maintained for the current oil storage tanks buried in the gas stations to achieve the purpose of barrier and explosion protection.
On-line monitoring method and device for electrochemical protection of crude oil tank
技术摘要 ] 本发明公开了一种原油罐车电化学保护在线监测方法及装置。 [ Technical Abstract ] The invention discloses a method and a device for online monitoring of electrochemical protection of a crude oil tanker. The invention adopts a combined monitoring of a portable reference electrode and a fixed reference electrode, the fixed reference electrode provides real-time data, and the portable reference electrode provides verification data, which can realize real-time and accurate monitoring of the electrochemical potential of the crude oil tank plate. The online monitoring device of the present invention includes a fixed reference electrode installed on a tank bottom plate, a digital multimeter voltage measurement device, and a portable reference electrode.
Intelligent control system for oil tank farm safety
技术摘要 ] 本发明公开了一种石油罐车区安全智能控制系统，它将石油罐区生产管理、过程控制、安全监控、事故预案有机会结合起来，通过采用流程管理、多层次安全监测及环境监视手段，防止相互冲突的流程同时运行，阻止事故规模的扩大；通过计算机对流程的监控和管理，规范了罐区的操作，防止了非法流程的执行，有效地防止了串罐、冒罐事故的发生，保障了罐区的安全生产。 [ Technical Abstract ] The present invention discloses a safety intelligent control system for a petroleum tank truck area, which combines opportunities for oil tank production management, process control, safety monitoring, and accident planning, through the use of process management, multi-level safety monitoring, and the environment. Monitoring methods to prevent conflicting processes from running at the same time, preventing the scale of the accident from increasing; through the computer's monitoring and management of the process, the operation of the tank area is standardized, the execution of illegal processes is prevented, and accidents such as stringing and tanking The occurrence has ensured the safe production of tank farms.
Method for extinguishing oil tank fire with inverted funnel cover
技术摘要 ] [ Technical Summary ] The method for extinguishing oil tanker fire with an inverted funnel type cover belongs to the field of fire fighting technology. It is used to extinguish oil tank fires. It is characterized by covering the oil tank with an inverted funnel type cover. 本发明的方法适用于扑救油罐火灾和其他中小型独立物体的需要新鲜空气助燃的火灾。 The method of the present invention is suitable for extinguishing oil tank fires and other small and medium-sized independent objects that require fresh air to assist combustion.
Fuel level indicator for horizontally mounted cylindrical gasoline tanks
技术摘要 ] [ Technical Summary ] . 水平安装的圆柱形油罐中汽油的液面位置被检测后 , 转换成表示该液面位置的电信号 . 利用分段函数使该电信号进一步转换成表示油量的电信号 . 这一表示油量的电信号通过光电数码显示油量 . 于是 , 油罐中的油量可以精确地以数字形式表示出来 . The invention relates to an oil quantity indicator for horizontal installation in a cylindrical oil tank truck . After the liquid level position of gasoline in the horizontally installed cylindrical oil tank is detected , it is converted into an electric signal indicating the liquid level position . The piecewise function further converts this electric signal into an electric signal representing the amount of oil . This electric signal representing the amount of oil is displayed by the photoelectric digital display of the amount of oil . Therefore , the amount of oil in the oil tank can be accurately expressed in digital form .
Method and equipment for reducing evaporation loss of oil storage tank containing volatile substances and recovering vapor from mixed gas and vapor
技术摘要 ] [ Technical Summary ] , 贮油罐上装有欲贮藏物质的进、出孔及呼吸阀 , 其特征在于它至少有两个贮油罐 (40). 贮油罐 (40) 的气体空间是互相连通的 , 且具有公用卸料装置 [45). In the equipment device for reducing the evaporation loss of the oil tanker truck containing volatile substances , the oil tank is equipped with inlets, outlets and breathing valves for substances to be stored , which is characterized in that it has at least two oil tanks (40 The gas space of the oil storage tank (40) is interconnected and has a common discharge device (45).
Centrifugal compressor with built-in sealed oil tank
技术摘要 ] [ Technical Summary ] A centrifugal compressor with a built-in sealed oil tank truck includes: a compressor casing (1), a sealed oil tank (4) located on the compressor casing (1), and two Seal members (12) and (13) and the oil passage (11) connecting the above oil tank (4) with the seal members. In this structure, the sealed oil tank (4) and the compressor housing are made integral and have their common wall (5).
Lightning protection system for non-metallic oil tank
技术摘要 ] [ Technical Summary ] The invention is a lightning protection system for a non-metallic tank truck. The system is a multi-shield electrical integrated lightning protection technology composed of a lightning protection net, a shield cover and a closed electromagnetic shielding surface. This system can shunt, equalize, shield, and ground when lightning strikes or static electricity is encountered near and near the top of non-metallic oil tanks, which greatly reduces lightning accidents and ensures the safety of oil tanks. This system has good lightning protection effect, low cost and simple operation.
Method and measuring instrument for measuring liquid longitudinal distribution state and liquid level height in oil storage tank
技术摘要 ] [ Technical Summary ] A method and a measuring instrument for measuring the liquid longitudinal distribution state and the liquid level height in an oil storage tank truck. The measurement method is that the two pressure sensors are fixed at a certain distance in the axial direction and placed vertically in the liquid. The difference between the pressure measured by the two sensors and the distance between the two sensors can be converted to the liquid density of the measured area; continuous measurement The density of the liquid in a vertical interval can be calculated from its average density and the pressure value at the last measurement point. The measuring instrument includes a density sensor and an analog-to-digital conversion board, a data processor, a display, a plotting printer, and special software made according to the above method. The measuring instrument composed of these units can automatically draw the liquid longitudinal distribution curve in the oil tank.
Light oil recovery device for oil storage tank exhaust
技术摘要 ] [ Technical Summary ] The utility model relates to an exhaust light oil recovery device for an oil storage tank truck, which belongs to petrochemical machinery and can be used for various large oil storage tanks such as oil exploration, transportation, and oil depots. It has an electric motor, a compressor, and a liquid collecting tank, and is characterized by a heat-insulating casing, a cooling coil, a cooling coil, and an explosion-proof casing. It uses the method of refrigerating the medium to cool the gas discharged from the oil storage tank, condenses the light hydrocarbons, and recovers the light oil. It does not require special management, simple structure and reliable work.
Light oil recovery device for oil storage tank
技术摘要 ] [ Technical Summary ] The utility model relates to a light oil recovery device for an oil storage tank truck, which belongs to petrochemical machinery and can be used for various large oil storage tanks such as oil exploration, transportation, and oil depots. It has a motor, a compressor, and a liquid collecting tank, and is characterized by a housing, a refrigeration coil, a cooling coil, and a throttle. It uses the method of refrigerating the medium to cool the gas discharged from the petroleum storage tank, condenses the light hydrocarbons, and recovers the light oil. It does not require special management, simple structure and reliable work.
Tank breathing valve
技术摘要 ] [ Technical Summary ] An exhalation valve and a suction valve of a tank truck are separate devices, which are connected by a lower valve body and a valve body. It is sealed by the deadweight of the spool and its own conical surface in line contact with the valve seat. The valve has a simple and compact structure and is suitable for manufacturing and easy maintenance. Reliable sealing and good fuel-saving effect. Safe and reliable, long service life. Low cost, suitable for the use of oil storage tanks in refineries, oil fields and various oil depots.
Floating roof in oil storage tank with rapid fire extinguishing device
技术摘要 ] [ Technical Summary ] The invention discloses an internal floating roof of an oil storage tank car with a rapid fire extinguishing device. The floating roof is discharged by a ring plate beam 6, a cover plate 7, a radial beam 8, a center plate 9, a circumferential beam 10, a plastic float 11 and an accumulated fluid Tube 12 and other components. It forms a hollow cavity around the assembled rigid floating plastic float 11 of the assembled inner floating roof for the oil storage tank, and the cavity is filled with a steel cylinder 20 filled with a high-pressure inert gas 24. The cylinder 20 and the cylinder 20 are connected with the left screw fastening nut 22 and the right screw fastening nut 23 through a connecting pipe 21 and a seal 25. Once a fire occurs around the tank, the fire can be extinguished quickly.
Oil tank crude water content tester
技术摘要 ] [ Technical Summary ] The invention discloses a crude oil water content measuring instrument for a tanker truck, which is composed of a sensor, a mechanism for controlling the lifting of the sensor, a lifting mechanism, a display control instrument, and an I / V converter connected between the sensor and the display control instrument. The sensor is equipped with a micromotor, an eccentric wheel and a short-wave oscillation circuit. The transmitting end of the sensor is connected to the sensor emitter through a wire. The mechanism transmission mechanism is composed of a three-stage reduction mechanism, a grating disk, and an infrared tube. . Its advantage is that it can prevent the surface of the sensor from sticking to oil, thereby improving the test accuracy and stability, and measuring the water content in different positions of the oil tank.
Method and equipment for cleaning oil pollution in railway oil tanker
技术摘要 ] [ Technical Summary ] A method and equipment for cleaning oil stains in a tank car. Separate in four parking spaces at the same time Carry out four processes to clean a row of tank trucks in a continuous flow of water. The four processes are vacuum pumping of residual oil, hot water washing and drainage, vacuum pumping of residual water, and ventilation and drying. Throughout the cleaning system, water supply, cleaning, drainage, and water treatment are closed-loop and flow equilibrium is achieved. The residual oil on the inner wall of the hot water washing tank and the removal of oily sewage are carried out simultaneously, and the amount of discharged sewage is equal to the amount of washing hot water. Special cleaning equipment includes tank washing machine, ventilation dryer and drainage gear pump.