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South Africa what is the difference between suction line and discharge line Individual businesses

Is a Smaller Suction Line OK? - Suction Line Sizing - HVAC

Jun 06, 2020· On the other hand, a 5/8″ suction line on a 3.5 ton is “off the chart,” meaning it isn''t acceptable under any conditions. Either way, our goal is to keep suction line pressure drop to a minimum while maintaining the minimum suction velocity, and this is the sweet spot manufacturers keep you in with these charts.

Chapter 8: Rural Water Supplies and Water-Quality Issues

An air gap, which is a physical separation between the incoming water line and maximum level in a container of at least twice the diameter of the incoming water line. If an air gap cannot be installed, then a vacuum breaker should be installed. Vacuum breakers, unlike air gaps, must be installed carefully and maintained regularly.

Suctioning - Hopkins Medicine

Suction a small amount of distilled/sterile water with the suction heter to clear any residual debris/secretions. Insert the inner cannula from extra tracheostomy tube (if applicable). Turn off suction machine and discard heter (clean according to step 3 if to be reused). Clean inner cannula (if applicable).

The clinical effectiveness of suction versus water seal

Background . Pleural chest tubes are used to reestablish negative intrathoracic pressure after disruption of the pleural space. The management of pleural chest tubes with primarily water seal or added suction is the subject of debate, and the benefits of one versus the other in regards to duration of air leak, amount of time the chest tube is in place, length of hospital stay and …

Liquid line or suction line confusion! - Inspecting HVAC

Sep 06, 2021· Because your hand is in the 90’s, the suction line should always feel cool. The liquid line should not be hot or warm for that matter. Your hand is in in the 90’s and the liquid line should be close to the outdoor air temp, which is close to being in the 90’s whenever the a/c is being used. You should not feel heat if the coil is clean.

Isometric for Pump Discharge Line & Suction Line

Jul 13, 2015· Oilandgasclub is an international oil and gas (online & offline) conference technical training org from India. Oilandgasclub 3000+ professionals trained 150,000 hours of classes delivered 500+ expert trainers available and 3600+ respondents 30+ countries 80+ team. Blogs about technical tips at this blog.

Why are discharge lines smaller than suction lines

Nov 05, 2010· The mass flow is the same in the suction and discharge, in the suction you have low density, in the discharge you have higher density. In addition vapour in suction pipe has high density in discharge lower. For good oil-carrying velosity in discharge pipe must be higher. Pressure drop is normally designed not to exceed the equivalent of a 1 Kelvin

suction and discharge pump - English definition, grammar

The water (14) or solution (16) can be pumped from the outlet (32) through the conical frustum (24) and the suction line (26), by the pump (28), and discharged through the discharge line (30) to the inlet (34) and returned to the vessel (18) through a flow nozzle (22).

Practical Considerations in Pump Suction Arrangements

A separate and dedied suction line should be used in situations where multiple pumps are taking suction from a common header, i.e., a manifold ar-rangement. Figure 5 shows a plan view of the wrong and correct manner to make header connections. Note that the minimum distance between connections should be 3D and that “y-branches” oriented


A tip to remeer is at 2000 rpm, systems with Unicla 45 cc to 330 cc compressors will produce discharge line superheat levels equal to approximately double the level of coined suction line temperature and pressure drop. In this example 2 x 20°C = 40°C, as compared to actual discharge line temperature of 48°C .

5 Types of Vaginal Discharge and What They Mean

Discharge may have a slight odor as well, although a foul, fishy odor is a sign of an infection. “There are times when discharge amounts can change,” Burris says. “Immediately after a period, there is almost no discharge. Two to three days after the period ends, there is a thick, white discharge. A few days later, the consistency changes

What Is a Suction Hose in an A/C System? | It Still Runs

The suction hose is the large line. In most A/C systems, especially those in automobiles, the suction hose is considerably larger than the other A/C lines. It is carrying refrigerant vapor and lubricant which must have room to flow with minimal resistance. Steve Hamilton has been writing professionally since 1983.

Water Supply Systems and Evaluation Methods: Volume I

lateral pipe to a domestic connection, a commercial connection, or a lateral line to a fire hydrant. Washington, DC, has a very old water system that has been updated in many ways. It serves as an excellent example of a basic municipal water supply system. Variations to …

How can we differentiate between suction and discharge in

However, the design philosophy differs slightly between the suction and discharge lines: Liquid lines are sized primarily on the basis of velocity. Typically, velocities are kept within the range 3 to 15 ft/s (approx. 1 to 5 m/s) as per API 14E. Suction lines are generally designed to keep friction losses to a minimum.

Pump Suction Vs Discharge Line - Student - Cheresources

Apr 14, 2008· Ayan: You are looking at the pump dimensions backwards. Try looking at them with the argument: "The pump SUCTION line size is kept one standard size larger than the pump DISHARGE line in order to avoid suction NPSH and suction problems. There is no problem." This response is analagous to the ancient saying, "The glass is not half-empty; it is half-full".

Suction Piping Systems - North Dakota

Suction piping with the check valve loed at the top or inside the tank requires either a line tightness test conducted every three years, or the use of a monthly monitoring method that meets the requirements of the North Dakota Underground Storage Tank Rules.

Effect of Pump Suction and Discharge Orientations

Jul 31, 2018· The difference between the suction and discharge pressures will be the “Operating” pump head, which is equal to the total system pressure drop due to friction of pipe runs and components. The total pressure at the suction will be the coination of the static pressure and pressure drops.

PE1869 Suctioning Your Child’s Trach: Closed (In-line

Suctioning Your Child’s Trach: Closed (In-line) Suction heter. Wash hands or use hand sanitizer. 1 Turn on suction machine and check . suction pressure. 2 Put gloves on. 3 Unlock thu valve . so it can be depressed . to start suction. 5. With one hand, stabilize the trach . tube, while using the . other hand to advance the heter to the

Suction Pipe - an overview | ScienceDirect Topics

When the suction pipe entrance of a centrifugal pump is placed in a tank with a free surface, a whirlpool or vortex in the tank may be sucked into the pipe [82,83].A whirlpool is accompanied by a core of air extending from the free surface; air is inhaled by the pump when the core is deep. Even in the case where only an underwater vortex arises, low pressure in the vortex core …

Suction line vs Discharge line - Pump engineering - Eng-Tips

Mar 23, 2012· To answer your question, yes in certain cases a suction line and discharge line may be the same size, as noted in this string of comments, generally the suction line is bigger than the discharge line for NPSH and velocity issues, however, depending on the type of pump you are referencing this may change.

Guidelines for Submergence & Air Entrainment | Pumps & Systems

Apr 18, 2016· In other words, for a given flow rate of 300 gpm and a suction pipe diameter of 4 inches, a minimum of 4.5 feet of liquid above the inlet pipe will be required at all times to prevent the risk of air entrainment due to vortex formation. But if the suction line diameter is 6 inches, 2 feet of submergence will be required to preclude vortex

8 Types of Military Discharge: Benefits & Consequences

Aug 28, 2021· A bad conduct discharge is the result of a crime that is taken to military trial. There are two types of Courts-Martial: a General Court-Martial and a Special Court-Martial. Service meers often have to deal with a period of confinement following their Court-Martial and before their discharge. What are the consequences of a bad conduct discharge?


Measure the suction line pipe temperature. Compare the difference of the two temperatures. If there is no temperature difference, then you are bringing back liquid to the compressor. If there is a temperature difference between 10-20°F (5-11°C), then you have normal superheat and you are not slugging the compressor with unwanted liquid.

What is the liquid line and suction line? - Answers

May 19, 2012· A suction line filter is added to the system for a different purpose than the liquid line dryer. A suction line filter is added:A : to keep acidic oil …

Military discharge in the United States

an other than honorable conditions discharge, including the Montgomery GI Bill and (in most cases) VA healthcare benefits. Bad Conduct (BCD) Unlike an administrative discharge, a Bad Conduct Discharge (BCD) is a punitive discharge that can only be given by a court-martial (either Special or General) as punishment to an enlisted service-meer.

Refrigerant line sizing – Part II: suction and discharge

Jan 15, 2018· The suction line consists of Lt=15 m of straight tube with 8 long radius elbows while the discharge line consists of 15 m with 10 standard elbows. Then, determine the lines’ sizes if the condensation temperature becomes 50 °C. Suction From Figure 2, 191.84 kW capacity in 54 mm OD suction line results in a 0.04 K m-1. Thus, from Figure 3, a 50 mm long radius …

Gain In-Depth Knowledge on Discharge Recirculation

Oct 06, 2017· As illustrated, discharge recirculation is the reversal of flow at the discharge tips of the impeller blades. The high shear rate between the inward and outward relative velocities produces vortices. The fluctuation in pressure that occurs within these vortices results in the formation and collapse of vapour bubbles.

Types of Military Discharges - Understand Discharge Ratings

Dec 15, 2020· There are many types of military discharges, including an honorable military discharge, general discharge, under other than honorable conditions, bad conduct discharge, dishonorable discharge, and entry-level separation. This guide explains the difference among these types of military discharge ratings. Table of Contents.

Mishaps Involving In-Line or Closed System Suction

South Africa are controlled by the Water Services Act (Act 108 of 1997) and the National Water Act (Act 36 of 1998). The Water Services Act deals with water services provision to consumers, while the National Water Act deals with water in its natural state. Central to the supply of water to a community is the

Discharge line | KSB

A discharge line is a section of piping where the pressure is higher than atmospheric pressure (e. g. Pump system).