Product Center

7*24H Online

We will respond to your inquiry within 24 hours after receiving your inquiry.

nitrogen transfer high temperature pipe in cambodia

Experimental Investigation of Convection Heat Transfer in

(a) Axial reductions in local Reynolds nuer for nitrogen under different heater power: 48 bar, 1.4 × 10 −3 kg/s, (b) percent reduction in local Reynolds nuer as a function of the outlet gas temperature (from 18 nitrogen experiments at two pressures: 52 bar and 62 bar and average gas velocities: 0.1–0.6 m/s), (c) variation of the mean heat transfer coefficient (HTC) with the …

Nitrogen Loaded Liquid Surge Relief Valve Manufacturer

This Nitrogen Loaded Liquid Surge Relief Valve are widely used in medium gathering transportation pipeline system,such as: pipeline system transport crude oil,refined oil,chemical product,water,etc. It is perform as a pipeline safety protection device,it is a preferred solution to high velocity and silt crude oil pipeline. it is installed at the inlet or outlet of pump station as the …

Cryogenic Liquid Transfer Fittings | Acme Cryogenics

Acme Cryogenics offers a wide array of Cryogenic Liquid Transfer Connections for LIN/LOX/LAR, CO2, Nitrous Oxide, and LNG which are designed for safe and reliable cryogenic liquid transfer, fully compliant with CGA V6. Acme carries the world’s largest inventory of Liquid Transfer Fittings.

Cryogenic Pipe Flow Simulation for Liquid Nitrogen

The outer pipe temperature as the aient temperature is 300 K (27˚C) and the inner pipe temperature as the liquid nitrogen temperature is 77 K (-196˚C). Since there is temperature difference between outer pipe and inner pipe, the heat transfer is in the direction of decreasing temperature which is from outer pipe to inner pipe.


depends on the maximum temperature to which it is exposed plus the maximum stresses to which it is subjected, also whether service is at a constant temperature or at intermittently high temperature. For a prolonged service life, such as 20 years, plain carbon steels are usually limited to a maximum operating temperature of 750°F (399°C); the ½%

Nitrogen Hose | McMaster-Carr

Argon, Nitrogen, and Oxygen Hose with Male and Threaded Fittings. Temperature Range: -65° to 450° F. Maximum Vacuum: 28" of Hg @ 72° F. Material: PTFE with 304 Stainless Steel Cover. This hose is often called pigtail hose. It comes cleaned, capped, and bagged to meet CGA (Compressed Gas Association) G4.1.

Vacuum Insulated Tubes & Hoses | High Temp and Cryogenic

Tubes, pipes, and hoses built with Insulon® advanced vacuum insulation. For high temperature and cryogenic appliions up to 1000°C.

Gas Circulation Heater

Cartridge Heater Element: INCOLOY sheath and spiral wound baffle for efficient heat transfer. Vessel: Stainless Steel (304) construction of all wetted parts. Thermal Insulation: High temperature pipe insulation inside protective outer jacket. Process Control: Accurate process control using a Type J thermocouple loed in the heater outlet.

The Fundamentals of Vacuum Theory - Vacaero

10/8/2018· Each individual nitrogen molecule in a closed container is rapidly moving in a straight line, until bouncing off another nitrogen molecule or off the container wall, essentially like a bunch of billiard balls. At a gas temperature of 20° C, each individual nitrogen molecule travels at an average speed of 518 meters per second, or 1,864 km per

Industrial Hoses from Flexicraft

FD1 is a top quality rubber duct hose for high temperature air flow and fume removal. A two-ply fiberglass, coated with silicone gives a rating of 500 deg F, and the smooth bore allows for maximum air flow. 3/4" to 12" diameters. -75F to 500F.

High pressure flexible pipes for hydrocarbons - SoluForce

Our hydrocarbon pipes and pipes for high-pressure water injection lines feature polyethylene liners and non-metallic fittings. These ensure the durability of the complete system. Pushing the boundaries even further, our SoluForce Heavy HT (High Temperature) has design temperatures of up to 105°C/ 225ºF – a level of performance unmatched by any other flexible composite pipe …


Gaseous Nitrogen (Cp) Liquid Nitrogen at Saturation (CU) / Heat of Vaporization 1. Heat of Vaporization and Enthalpy o Liquid and Vapor. Ent Aalpy 1. Table of Nitrogen Properties’ ‘I 2, Temperature-Entropy Chart for Nitrogen Thermal Conductivity 1. Liquid Nltrogen 2. Gaseous Nitrogen Dielectric Constant 1. Liquid Nitrogen 2. Gaseous Nitrogen

Experimental Investigation of the Heat Transfer

31/10/2021· A fork-type heat pipe (FHP) is a passive heat-transport and air-cooling device used to remove the decay heat of spent nuclear fuels stored in a liquid pool during a station blackout. FHPs have a unique geometrical design to resolve the significant mismatch between the convective heat transfer coefficients of the evaporator and condenser parts. The evaporator at …

5.1 Cryogenic system design - USPAS

Radiation heat transfer Net heat transfer for two facing black body surfaces For non-black bodies, the heat exchange between surfaces depends on the emissivity of each surface: Example: Radiant heat transfer between 300 K and 77 K ε ~ 0.05, q = 0.05/2 x 5.67 x 10-8 …

Cooling with Liquid Nitrogen | 2016-07-01 | Process Cooling

1/7/2016· Cryogenic cooling can deliver extremely low temperatures should they be necessary. Liquid nitrogen can reach near -320°F (-195°C). By contrast, single-stage mechanical refrigeration has temperature limits around -65°F (-53°C). It is worth noting, however, that cryogenic coolants pose certain health risks that are easily tolerated but

Liquid Nitrogen Safety Guidelines

Liquid Nitrogen Safety Guidelines . INTRODUCTION . Nitrogen makes up the major portion of the atmosphere (78% by volume). Nitrogen is inert and will not support coustion; however, it is an asphyxiant that does not provide the oxygen necessary to support life. When gaseous nitrogen is converted to liquid form it becomes a cryogenic liquid.

(PDF) Cryogenic Pipe Flow Simulation for Liquid Nitrogen

The temperature distributions resulting from the liquid nitrogen pipe flow simulation with VIP are within the range of 77.0 K to 82.1 K for inlet volume flow rates from 250 LPH to 2000 LPH. The

Vacuum Insulated Pipe | Chart Industries

Download. Python Vacuum Insulated Pipe Installation. For high pressure cryogenic appliions, our Python line of piping is used in temps downs to -320°F (-195.6°C) and pressures up to 500 psi (34.47 bar). Far exceeds conventional foam system for convenience, space savings, lifetime expectancy, and ease of install.

Design Guide & Part Selection - Mott Corp

High surface area means fast, efficient mass transfer. The key to high-efficiency sparging is fine bubble high temperature capability, up to 750°F. Standard Nitrogen N2 0.073 Oxygen O2 0.084 Ozone O3 0.126 * - Actual diameter of bubbles will vary depending on

Liquid nitrogen flow in helically corrugated pipes with

1/9/2019· The pressure drop behavior of cryogenic flow in corrugated pipes is a critical design parameter for high-temperature superconducting (HTS) power transmission line systems. Most studies on the pressure loss and temperature increase of liquid nitrogen (LN 2) flow in annularly corrugated pipes in the literature have focused on pipe geometries. However, the positioning …

Transport II - CPP

Example 4.7-4 Heat transfer with a strip heater 4-25 Example 4.7-5 Heat transfer through a teacup 4-26 Example 4.7-6 Evaporation time in an IC engine 4-27 Chapter 5: Analysis of Fins and “Extended Surfaces” 5.1 Introduction5-1 5.2 Heat Transfer for Fins of Uniform Cross-Sectional Area5-4 Example 5.2-1 Heat transfer from a long cylindrical

Piping material for hydrogen service - Pipe Design and

Using a 1" sch. 80 carbon steel pipe per ASTM A106 Gr B with a corrosion allowance of 0.050", the maximum allowable working pressure can be calculated for temperatures below 400°F using eq. 1: Eq. 1: Where: P a = Maximum allowable internal pressure for straight pipe S = Maximum allowable stress for the material at design temperature (psi) D o

Heat Transfer Formula - Definition, Formula And Solved

Heat transfer is a process is known as the exchange of heat from a high-temperature body to a low-temperature body. As we know heat is a kinetic energy parameter, included by the particles in the given system. As a system temperature increases the kinetic energy of the particle in the system also increases.

HEAT AND MASS TRANSFER Solved Problems By Mr. P. …

5. A steam pipe of 10 cm ID and 11 cm OD is covered with an insulating substance k = 1 W/mK. The steam temperature is 2000 C and aient temperature is 20 0 C. If the convective heat transfer coefficient between insulating surface and air is 8 W/m2K, find the critical radius of insulation for this value of r c. Calculate the heat loss per m of pipe

Pacific Hoseflex Cryogenic Composite Hose - LNG

Inner Wire: 316 Stainless Steel. Lining: Polypropilene films. Cover: Polyester Fabrics. Reinforcement: Polyester Fabrics. Outer Wire: 316 Stainless Steel. Size Available: 3/4’’ – 12’’. Temperature: -200°C +80°C. Composite Hose – LNG Use: Hose is suitable for handling LNG Liquefied Natural Gas, Liquid Methane and liquid Nitrogen at -200°C.

Thermal Performance Evaluation of a Double Pipe Heat

Each Vacuum Insulated Piping system is designed for efficient transfer of cryogenic liquid at pressures up to 150 psi or greater. Our piping features double wall construction that has an inner pipe for the transfer of liquid and an outer pipe to support and retain the vacuum insulation.

Heat Pipes for Electronics Cooling Appliions

1/9/1996· Heat pipes can be designed to operate over a very broad range oftemperatures from cryogenic (< -243°C) appliions utilizing titaniumalloy/nitrogen heat pipes, to high temperature appliions (>2000°C)using tungsten/silver heat pipes.


The normal (at 0.1013 MPa) boiling (condensation) temperature of the oxygen is equal— 183°C, that of the nitrogen -195.8°C. Liquid air at atmospheric pressure behaves practically as an ideal solution following the Raoult''s Law. The normal condensation temperature of air is -191.4°C, the normal boiling temperature -194°C.

Heat Pipe Technology | Boyd Corporation

The most common heat pipe working fluid is water for an operating temperature range from 1°C to 325°C. Low temperature heat pipes use fluids such as ammonia and nitrogen. High temperature heat pipes utilize cesium, potassium, NaK and sodium (873–1,473°K).