China Standard China Liquid Oxygen Nitrogen Argon Welded Dewar Gas Cylinder vacuum pump diy

Product Description

China Liquid Oxygen Nitrogen Argon Welded Dewar Gas Cylinder
175L Welded Insulated Cylinder
Nominal Capacity (175L)
Usable Capacity(164L) 
Pressure:2.3MPA
Net weight:131KG
Dimension:510*1540MM
Liquid Level Gauge:Float
Surface treatment:Polish

Medium pressure cryogenic liquid container gas dewar cylinder 
Model DPL-175 DPL-195 DPL-210 DPW-499
size mm Φ505×1551mm Φ505×1675mm Φ505×1761mm 2113×760×995mm
working pressure(MPa) 1.37 1.37 1.37 1.59
Relief valve take-off pressure(MPa) 1.59 1.59 1.59 1.89
Bursting pressure of the bursting disc(MPa) 2.41* 2.41* 2.41* 2.41(2.86*)
Geometric volume (L) 175 195 210 499
Effective volume(L) 160 180 195 460
Evaporation rate (liquid nitrogen) 2.10% 2.02% 1.99% 1.70%
Empty cylinder weight(kg) 125 135 140 345
Filling Medium O2(kg) 170 190 205 478
N2(kg) 120 134 145 334
Ar(kg) 208 232 250 585
LNG(kg) 70 78 84 196
High pressure product cryogenic liquid container gas dewar cylinder 
Model DPL-175H DPL-196H DPL-210H DPW-499H
size mm Φ505×1551 Φ505×1676 Φ505×1761 2113×760×995
working pressure(MPa) 2.3 2.3 2.3 2.5
Relief valve take-off pressure(MPa) 2.41 2.41 2.41 2.86
Bursting pressure of the bursting disc(MPa) 3.62* 3.62* 3.62* 3.62(4.14*)
Geometric volume (L) 175 195 210 499
Effective volume(L) 160 180 195 460
Evaporation rate (liquid nitrogen) 2.10% 2.02% 1.99% 1.70%
Empty cylinder weight(kg) 143 152 160 405
Filling Medium O2(kg) 170 190 205 478
N2(kg) 120 134 145 334
Ar(kg) 208 232 250 585
LNG(kg) 164 183 197 460

About us:
Our company is 1 of main factory in China Chemical Equipment Group, and as well as the biggest pressure vessel manufacturer in ZHangZhoug. Sep. Established in 1972 years, We're engaged in design and manufacture pressure vessel for more than 40 years, and have the Design License of Special Equipment (Pressure vessels of type I ,II ,III ) (RSPZJHG0401-2), It has the following licenses issued by the State Administration of Quality Supervision, Inspection and Quarantine: A1, A2, B3, C2 and C3 pressure vessel manufacturing licenses; the design license for A1, A2, C2 and C3 pressure vessels; and the design license of GC1(3), GC2 and GC3 pressure piping
We have passed ISO9 square meter building size The total assets is 180 million, has 500 workers and staff members, including 55 technician (6 super- engineer, 19 engineer, 10 primary technician, 1 super-technician, 4 technician, 15 Nondestructive Tester (RT, UT). There're 8 departments, such as technology, production, sales, quality, purchase, finance, secretary and standard, 1general management office, 1 international export office (HangZhou DSW), 5 workshops and 1 Installation Company. Set up the Welding Test station with HangZhou Bureau of Quality and Technical Supervision. Quality Guarantee System charged by quality engineer, design engineer, welding.

How to keep the quality of Industrial dewar cylinder and Medical Nitrogen Oxygen Gas Dewar Cylinder?

The relevant welding seams will be subject to 100% RT non-destructive testing and penetrant testing (PT) according to the technological requirements of storage tank production. High-purity nitrogen (up to 99.999%) will be used to conduct the strength testing. Finally, advanced helium mass spectrometer leak detectors (with precision up to 2×10-9Pa.L/s) will be used to conduct Helium mass spectrometer leak detection. The inner containers of the storage tanks will be passivated by overall pickling to meet the cleanliness requirements for dangerous goods. Imported ultraviolet black light lamps will be used to make sure that there is no oil stain and other organic impurities in the inner containers. The inner and outer containers, after cleaning, will be assembled at a time interval less than 2.5 hours. After assembling, the inner containers and interlayers will be filled with nitrogen to protect them from dust and organic impurities, so as to ensure the cleanliness. The inner and outer surfaces of the outer containers will be subject to overall sandblasting treatment to meet the requirements of Sa-2.5 standard. When the surfaces of steel plates show the metallic color, a vacuum cleaner will be used to suck off the dust adhered to the surface so as to further ensure the vacuum degree in the interlayer. Special high-quality perlite is used as the insulation material in the interlayer. The perlite will be treated by using our company's special process before being in the interlayer. All the internal cylinders, after manufactured, will be subject to the gas-tight and pressure performance tests. Both the internal and outer cylinders will be subject to rigorous Helium mass spectrum leak detection. After the production is completed, all the pipe openings will be opened to carry out nitrogen purging and replacement, so as to meet the oxygen usage standard. After this, all the pipelines and valves will be sealed and the tanks will be filled with 0.2MPa high-purity nitrogen for protecting the tanks.
 

Material: Stainless Steel
Usage: Print, Automation and Control
Structure: Gas - Liquid Damping Cylinder
Power: Hydraulic
Standard: Standard
Pressure Direction: Single-acting Cylinder
Customization:
Available

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hydraulic cylinder

What role do hydraulic cylinders play in optimizing power distribution and efficiency?

Hydraulic cylinders play a significant role in optimizing power distribution and efficiency in various applications. They are widely used in industries such as construction, manufacturing, agriculture, and transportation, where efficient power transmission and precise control are essential. Here's a detailed explanation of the role hydraulic cylinders play in optimizing power distribution and efficiency:

1. Power Transmission:

- Hydraulic cylinders serve as a means of power transmission in hydraulic systems. They convert the hydraulic fluid's pressure and flow into linear mechanical force, allowing for controlled movement of loads. Hydraulic cylinders efficiently transmit power from an energy source, such as a hydraulic pump, to the working components of the system. The ability to transmit power over long distances with minimal energy losses makes hydraulic cylinders an efficient choice for various applications.

2. High Power Density:

- Hydraulic cylinders offer high power density, meaning they can generate significant force relative to their size. This characteristic enables compact and lightweight hydraulic systems while delivering substantial power output. Hydraulic cylinders can produce high forces even at low operating speeds, making them suitable for heavy-duty applications. The high power density of hydraulic cylinders contributes to the optimization of power distribution by maximizing the force output while minimizing the system's overall size and weight.

3. Load Handling and Control:

- Hydraulic cylinders provide precise load handling and control capabilities, contributing to power distribution optimization. By adjusting the flow of hydraulic fluid to the cylinder, operators can control the speed, force, and direction of the cylinder's movement. This level of control allows for accurate positioning and smooth operation of loads, reducing energy waste and improving overall system efficiency. Hydraulic cylinders enable precise load handling and control, leading to optimal power distribution and improved energy efficiency.

4. Variable Force and Speed:

- Hydraulic cylinders offer the advantage of variable force and speed control. By regulating the flow of hydraulic fluid, the force exerted by the cylinder can be adjusted as needed. This flexibility enables hydraulic systems to adapt to different load requirements, optimizing power distribution. Hydraulic cylinders can operate at varying speeds, allowing for efficient power distribution across different stages of an operation. The ability to vary force and speed according to the application's demands enhances energy efficiency and overall system performance.

5. Energy Recovery:

- Hydraulic cylinders can contribute to energy efficiency through energy recovery mechanisms. In certain applications, hydraulic systems utilize accumulators to store and release energy. Hydraulic cylinders can store energy during deceleration or when the load is lowering, and then release it to assist in subsequent movements. This energy recovery process reduces the overall energy consumption of the system, optimizing power distribution and improving efficiency. The ability to recover and reuse energy enhances the sustainability and cost-effectiveness of hydraulic systems.

6. Integrated Control Systems:

- Hydraulic cylinders can be integrated into advanced control systems, such as servo control or proportional control systems. These systems utilize electronic feedback, sensors, and control algorithms to optimize power distribution and efficiency. By continuously monitoring and adjusting the flow of hydraulic fluid, the control systems ensure that the cylinder operates at the most efficient operating point, minimizing energy losses and maximizing power distribution. Integrated control systems enhance the overall energy efficiency of hydraulic systems and contribute to power optimization.

7. System Efficiency Improvement:

- Hydraulic cylinders, when combined with other components in a hydraulic system, contribute to overall system efficiency improvement. The integration of efficient hydraulic pumps, valves, and actuators helps minimize energy losses, pressure drops, and heat generation. By optimizing the design and configuration of the hydraulic system, including the selection of appropriate cylinder sizes, operating pressures, and control strategies, power distribution can be optimized, leading to improved energy efficiency. Proper system design and component selection are critical for achieving optimal power distribution and efficiency.

In summary, hydraulic cylinders play a crucial role in optimizing power distribution and efficiency in various applications. They enable efficient power transmission, offer high power density, provide precise load handling and control, allow for variable force and speed control, facilitate energy recovery, can be integrated into advanced control systems, and contribute to overall system efficiency improvement. By leveraging the capabilities of hydraulic cylinders, industries can achieve better power utilization, reduced energy consumption, and improved system performance.

hydraulic cylinder

Handling Challenges of Different Fluid Viscosities in Hydraulic Cylinders

Hydraulic cylinders are designed to handle the challenges associated with different fluid viscosities. The viscosity of hydraulic fluid can vary based on temperature, type of fluid used, and other factors. Hydraulic systems need to accommodate these variations to ensure optimal performance and efficiency. Let's explore how hydraulic cylinders handle the challenges of different fluid viscosities:

  1. Fluid Selection: Hydraulic cylinders are designed to work with a range of hydraulic fluids, each with its specific viscosity characteristics. The selection of an appropriate fluid with the desired viscosity is crucial to ensure optimal performance. Manufacturers provide guidelines regarding the recommended viscosity range for specific hydraulic systems and cylinders. By choosing the right fluid, hydraulic cylinders can effectively handle the challenges posed by different fluid viscosities.
  2. Viscosity Compensation: Hydraulic systems often incorporate features to compensate for variations in fluid viscosity. For example, some hydraulic systems utilize pressure compensating valves that adjust the flow rate based on the viscosity of the fluid. This compensation ensures consistent performance across different operating conditions and fluid viscosities. Hydraulic cylinders work in conjunction with these compensation mechanisms to maintain precision and control, regardless of the fluid viscosity.
  3. Temperature Control: Fluid viscosity is highly dependent on temperature. Hydraulic cylinders employ various temperature control mechanisms to address the challenges posed by temperature-induced viscosity changes. Heat exchangers, coolers, and thermostatic valves are commonly used to regulate the temperature of the hydraulic fluid within the system. By controlling the fluid temperature, hydraulic cylinders can maintain the desired viscosity range, ensuring reliable and efficient operation.
  4. Efficient Filtration: Contaminants in hydraulic fluid can affect its viscosity and overall performance. Hydraulic systems incorporate efficient filtration systems to remove particles and impurities from the fluid. Clean fluid with the appropriate viscosity ensures optimal functioning of hydraulic cylinders. Regular maintenance and filter replacements are essential to uphold the desired fluid viscosity and prevent issues related to fluid contamination.
  5. Proper Lubrication: Different fluid viscosities can impact the lubrication properties within hydraulic cylinders. Lubrication is essential for minimizing friction and wear between moving parts. Hydraulic systems employ lubricants specifically formulated for the anticipated fluid viscosity range. Adequate lubrication ensures smooth operation and extends the lifespan of hydraulic cylinders, even in the presence of varying fluid viscosities.

In summary, hydraulic cylinders employ various strategies to handle the challenges associated with different fluid viscosities. By selecting appropriate fluids, incorporating viscosity compensation mechanisms, controlling temperature, implementing efficient filtration, and ensuring proper lubrication, hydraulic cylinders can accommodate variations in fluid viscosity. These measures enable hydraulic systems to deliver consistent performance, precise control, and efficient operation across different fluid viscosity ranges.

hydraulic cylinder

What are the common signs of wear or leakage that indicate hydraulic cylinder issues?

Hydraulic cylinders are critical components in hydraulic systems, and wear or leakage can lead to performance issues and potential system failures. It is important to be aware of the common signs that indicate hydraulic cylinder problems. Here's a detailed explanation of the common signs of wear or leakage that indicate hydraulic cylinder issues:

1. Fluid Leakage:

- Fluid leakage is one of the most obvious signs of hydraulic cylinder problems. If you notice hydraulic fluid leaking from the cylinder, it indicates a seal failure or damage to the cylinder. Leaking fluid may be visible around the rod, piston, or cylinder body. It is important to address fluid leakage promptly as it can lead to a loss of system efficiency, contamination of the surrounding environment, and potential damage to other system components.

2. Reduced Performance:

- Wear or internal damage to the hydraulic cylinder can result in reduced performance. You may notice a decrease in the cylinder's force output, slower operation, or difficulty in extending or retracting the cylinder. Reduced performance can be indicative of worn seals, damaged piston or rod, internal leakage, or contamination within the cylinder. Any noticeable decrease in the cylinder's performance should be inspected and addressed to prevent further damage or system inefficiencies.

3. Abnormal Noise or Vibrations:

- Unusual noise or vibrations during the operation of a hydraulic cylinder can indicate internal wear or damage. Excessive noise, knocking sounds, or vibrations that are not typical for the system may suggest problems such as worn bearings, misalignment, or loose internal components. These signs should be investigated to identify the source of the issue and take appropriate corrective measures.

4. Excessive Heat:

- Overheating of the hydraulic cylinder is another sign of potential issues. If the cylinder feels excessively hot to the touch during normal operation, it may indicate problems such as internal leakage, fluid contamination, or inadequate lubrication. Excessive heat can lead to accelerated wear, reduced efficiency, and overall system malfunctions. Monitoring the temperature of the hydraulic cylinder is important to detect and address potential problems.

5. External Damage:

- Physical damage to the hydraulic cylinder, such as dents, scratches, or bent rods, can contribute to wear and leakage issues. External damage can compromise the integrity of the cylinder, leading to fluid leakage, misalignment, or inefficient operation. Regular inspection of the cylinder's external condition is essential to identify any visible signs of damage and take appropriate actions.

6. Seal Failure:

- Hydraulic cylinder seals are critical components that prevent fluid leakage and maintain system integrity. Signs of seal failure include fluid leakage, reduced performance, and increased friction during cylinder operation. Damaged or worn seals should be replaced promptly to prevent further deterioration of the cylinder's performance and potential damage to other system components.

7. Contamination:

- Contamination within the hydraulic cylinder can cause wear, damage to seals, and overall system inefficiencies. Signs of contamination include the presence of foreign particles, debris, or sludge in the hydraulic fluid or visible damage to seals and other internal components. Regular fluid analysis and maintenance practices should be implemented to prevent contamination and address any signs of contamination promptly.

8. Irregular Seal Wear:

- Hydraulic cylinder seals can wear over time due to friction, pressure, and operating conditions. Irregular seal wear patterns, such as uneven wear or excessive wear in specific areas, may indicate misalignment or improper installation. Monitoring the condition of the seals during regular maintenance can help identify potential issues and prevent premature seal failure.

It is important to address these common signs of wear or leakage promptly to prevent further damage, ensure the optimal performance of hydraulic cylinders, and maintain the overall efficiency and reliability of the hydraulic system. Regular inspection, maintenance, and timely repairs or replacements of damaged components are key to mitigating hydraulic cylinder issues and maximizing system longevity.
China Standard China Liquid Oxygen Nitrogen Argon Welded Dewar Gas Cylinder   vacuum pump diyChina Standard China Liquid Oxygen Nitrogen Argon Welded Dewar Gas Cylinder   vacuum pump diy
editor by CX 2023-12-09