Sampling system evaluation for high-temperature, high-pressure processes

Publisher: U.S. Environmental Protection Agency, Industrial Environmental Research Laboratory, Publisher: National Technical Information Service [distributor in Research Triangle Park, NC, Springfield, Va

Written in English
Published: Pages: 129 Downloads: 394
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This practice is intended for application to high pressure, high purity hydrogen; however, the apparatus design and sampling techniques may be applicable to collection of other fuel cell feed gases. Many of the techniques used in this practice can be applied to lower pressure/lower purity gas streams.   High Temperatures – High Pressures (HTHP) is an international journal publishing original peer-reviewed papers devoted to experimental and theoretical studies on thermophysical properties of matter, as well as experimental and modelling solutions for applications where control of thermophysical properties is critical, e.g. additive manufacturing.. These studies deal with thermodynamic.   High pressure processing (HPP), is a method of preserving and sterilizing food, in which a product is processed under very high pressure, leading to the inactivation of certain microorganisms and enzymes in the food. Also known as Pascalization. . Nonprobability Sampling – This technique doesn’t use random sampling at any stage of the selection process, so some members of the population may have a greater chance of being selected (Krathwohl, ).. When using nonprobability sampling techniques the potential for bias is high and applicability of results is low because the sample is made up of units that were selected specifically by.

  The only catch was that the material needed to be placed under extremely high pressure—between and gigapascals, more than one and a . High Pressure Processing: Technology Principles and Applications will review the basic technology principles and process parameters that govern microbial safety and product quality, an essential requirement for industrial application. This book will be of interest to scientists in the food industry, in particular to those involved in the.   Safe Work at High Pressure. Specialty gloves designed to withstand the hazards of high-pressure jetting strikes must be used to prevent injury, and they can be used in other industrial.   Utilizing P. fluorescens Migula and L. fermentum, the LTST amendment was applied to assess the microbial reduction potential of the system. The sampling model is depicted in Additional file 1: Fig. S3. The first two trials assessed the system, using process temperatures at or near that of pasteurization temperatures (Table 1).

We operate a number of high-pressure, high-temperature autoclaves with the ability to monitor electrochemical conditions. Autoclave capabilities include stirring and pressure ratings up to 20, psi at °F. Staff members also conduct full-scale testing in . Sampling Theories and Probabilities Characteristic Curves Sampling for Process Verification Sampling Plans for Refrigerated Products Important Quality Considerations for UHT Processing Raw Material Quality Processing Aspects Other Factors Some Practical. Laboratory high pressure reactor system Reactor volume: - liter Pressure: 1 (FV) to + bar Temperature: 20 °C to + °C Material: Stainless-steel, Hastelloy® Other materials, pressures & temperatures are available. This high pressure reactor system is designed for the use of interchangeable steel pressure vessels. Swagelok Penn (Penn Fluid System Technologies), an authorized Swagelok distributor, provides tube fittings, valves, tubing, hoses, regulators, and many more fluid system solutions.

Sampling system evaluation for high-temperature, high-pressure processes Download PDF EPUB FB2

EPA/ August Sampling System Evaluation for High-temperature, High-pressure Processes by William Masters, Robert Larkin, Larry Cooper, and Craig Fong Acurex Corporation/Energy and Environmental Division Clyde Avenue Mountain View, California Contract No.

Program Element Nos. EHE and EPA Project Officer: William B. Get this from a library. Sampling system evaluation for high-temperature, high-pressure processes. [Industrial Environmental Research Laboratory (Research Triangle Park, N.C.); Acurex Corporation. Energy and Environment Division.;].

Top Industrie sampling systems can be used to control sampling of liquids and gases. They are compact, reliable and are made inert before each sample is taken.

They have an extremely low dead volume, and work entirely with pneumatic valves. They can take samples with volumes between and 1ml.

Features: Maximum pressure: bar. Because of the high temperatures / pressures that are often associated with this type of sampling system. They are often supplied with pressure and temperature gauges to monitor process conditions.

The sampling system shown below has a coil in coil heat exchanger to cool the sample down from over ° C. High Temperature / Pressure Sampling System Designed specifically to be used on oil refineries to sample hot oil from high pressure lines in a safe controlled manner.

The sampler is panel mounted and has user safety paramount in it's design. Pressure gauge indicates that a sample has been taken. This book is also used as the main text for Swagelok’s Process Analyzer Sampling System training courses conducted at various locations around the world.

All attendees receive a copy of the book as part of their registration and participation. Sample Cylinder – A sample container designed to capture and safely transport liquid or gas (vapor) samples under high pressure.

Sampling System – A system that is employed in many industries that draws a sample from a process line and prepares it for analysis in an analyzer. Sampling Valve – Main valve which controls the dispensing of a. In Fig. 2, a sketch of the high temperature gas sampling system can be the gas sampling system handles inflammable and explosive gases it was designed in compliance with ATEX, IECand IEC sampling system consists of; the gas sampling line, the water cooling line and the gas sampling probe.

Introducing the FX Series High-Pressure Metal Hose. Process Analyzer Sampling System (PASS) Process Analyzer Sampling System (PASS) Subsystem; the all-metal FX Series is commonly used in high-temperature vacuum and high-pressure corrosive environments or where permeation is.

The sample conditioning system prepares the sample for analysis by filtering it, ensuring it is in the right phase, and adjusting pressure, flow, and temperature. To do this in a small form factor, the system uses many relatively-small components, including gauges, regulators, variable area flowmeters, flow controllers, check valves, control.

Today’s market offers several options for high-pressure oil sampling ports. The most reliable type of valve for use in high-pressure applications is a check style valve that utilizes a normally closed check ball on a metal seat (Figure 2).

These valves can be used in systems with pressures up to psig allowing probe-on sampling up to   Sampling system high temperature high pressure SarSampling by SARTEC S.r.l.

Sampling system high viscosity liquids - Duration: High pressure reactor laboratory - Duration. To ensure equipment reliability, the highest quality data acquisition and a reduction of non-productive time (NPT) during the formation and reservoir evaluation phase, Halliburton developed a fleet of electronic components, systems and seals that can endure pressures greater t psi/ MPa, and temperatures up to °F/°C—all while undergoing vibrations for extended periods of.

Initial temperature of sample (K) T c. in a pilot-scale high-pressure high-temperature process. Aiche J – CrossRef Google Scholar. Koutchma T, Juliano P, Song Y, Setikaite I, Patazca E, Dunne PC, Barbosa-Cánovas GV () Packaging evaluation for high pressure/high temperature sterilization of shelf-stable foods.

Medium pressure up to 20, ( bar) and high pressure up to 60, psig ( bar) are offered. Cone and thread fittings are available with anti-vibration options in stainless steel, super duplex alloy (NACE), and alloy (NACE).

Compared to today’s HP processing equipment, the prototype system utilized in the s by Hite is very primitive. Today, with advances in computational stress analysis and new materials, high capacity pressure systems can be manufactured to allow reliable HP treatment of food products at even higher pressures (Hoover, ).Figure shows an example of a modern high-pressure.

Prevent condensation and keep the surface temperature of chiller hose close to ambient, regardless of media temperature. Condensation can be a major issue at a semiconductor fab because of the volatile and highly dangerous fluids used in the chip manufacturing process.

A detection method of a system for automatic sampling and detection of on-line gas by high-temperature and high-pressure simulator according to claim 1, comprising the following process: after a simulation experiment is finished, high-temperature and high-pressure simulation products discharged from the high-temperature and high-pressure kettle.

High-pressure processes of 50– MPa (–3, atm) catalyzed using traces of oxygen or peroxides are used at temperatures of 80–°C to convert high purity ethylene into the low-density polymer product (Eq.

Swagelok carries medium- & high-pressure relief valves that provide reliable over-pressure protection for a variety of general industry applications.

Internet Explorer 8 or 9 is not supported by this website. Soil Fertility Evaluation. Sampling and analytical methods. Soil Fertility Evaluation Objectives • Assess nutrient status of soil-crop system • Diagnose suspected nutrient imbalances • Monitor effects of management on crop nutrient status, soil fertility mineral components by chemical or high temperature oxidation.

Types of Plant. This sample and the optical detection system are placed in a vacuum chamber. The pressure inside the chamber is less than 10(-6) mbar. At each temperature, ten measurements have been carried out. Scanning is an evaluation technique performed by moving a portable radiation detection instrument at a constant speed and distance above the surface to semi-quantitatively detect elevated areas of radiation.

These measurement techniques are discussed in Chapter 6. Sampling is the process. At pressures common to vacuum processes, a simple aperture-based pressure reduction system is suitable.

At atmospheric and higher pressures, a two stage reduction system based on a capillary and aperture is used. These two systems will be used to illustrate the design of pressure reduction systems for RGAs. Vacuum Process Sampling (10 to 10−5. Division of Academic and Student Affairs Office of Assessment Sampling Procedure 1 of 2 Sampling Procedure Definition • Sample: a portion of the entire group (called a population) • Sampling procedure: choosing part of a population to use to test hypotheses about the entire population.

Used to choose the number of participants, interviews, or work samples to use in the assessment process. To draw a probability sample, we begin by identifying the population of interest.

The next step is to create the “sampling frame,” a list of units to be sampled. One easy design is “simple random sampling.” For instance, to draw a simple random sample of units, choose one unit. Industry experts Tony Waters and Phil Harris share the most common challenges they’ve encountered with sampling systems in their combined 80 years of experience.

For help solving your sampling. illustrates a progressive view of the water system. Two holding reservoirs supply water to a treatment plant that processes the water to remove impurities and adds chemicals to bring the water into compliance with the Environmental Protection Agency (EPA) regulations on clean water for drinking and commercial cooking.

temperature, high-pressure salt zones in the Gulf of Mexico fit an HPHT classification because of the high pressure. A vital HPHT-well parameter is the length of time that tools, materials and chemical products must withstand the hostile environment.

For example, logging and testing tools, drilling muds and stimulation fluids are exposed to HPHT. the Guidelines for five other grade levels, is included in the Work Sampling System Omnibus Guidelines (Preschool through Third Grade). The Work Sampling System’s Developmental Guidelines are designed to enhance the process of observation and to ensure the reliability and con-sistency of.

Liquid Samplers - Inline, 2-Way, 3-Way, Liquid Cylinder, Fixed Volume, Composite and Auto Liquid Samplers Sampling Systems offers many different liquid sampler options for collecting liquid samples.

These units allow the user to collect samples from a wide range of applications, from high pressure to low pressure, and various different temperature ranges.Based on the product, and testing to be performed, this practice provides guidance on sampling equipment, container preparation, and manual sampling procedures for petroleum and petroleum products of a liquid, semi-liquid, or solid state, from the storage tanks, flowlines, pipelines, marine vessels, process vessels, drums, cans, tubes, bags, kettles, and open discharge streams into the.Injection & Sampling System Retractable with Packing Gland: View PDF version: Model IP Injection & Sampling System is a retractable unit commonly used in field and plant applications.

A specially designed packing gland is used with the unit for insertion into or retraction from a pressurized system without a process shutdown.