Table of Contents
What type of condenser is on the back of a non frost free refrigerator?
Natural DraftSome refrigerators (compact, single-door, and manual defrost models), have a natural draft condenser designed to dissipate heat being pulled from the refrigerator through normal room air flow. Natural draft models have the condenser on the back of the refrigerator.
Which type of condenser is used in refrigerator?
In the natural convection air cooled condensers, large condensing surface area is required as the circulating air quantity is less. This type of condensers is used in domestic refrigerators, deep freezers and other small capacity applications.
Which type of condenser uses a fan to push air across a condenser coil?
An air-cooled condenser uses fans to blow cooler ambient air across the coils through which the system’s refrigerant runs, a process that cools that fluid enough to allow it to cool the evaporator plate.
What is the primary difference between air-cooled condensers on lower efficiency systems and those on high efficiency systems quizlet?
What is the primary difference between air-cooled condensers on lower-efficiency systems and those on high-efficiency systems? The coil size is increased to increase the heat-transfer area. What is the purpose of a cooling tower?.
Which type of condenser is the most efficient?
Water-Cooled These shell-within-tube condensers are very efficient. Water-cooled condensers are more complex than air-cooled condensers as there are design considerations in water flow regulation and corrosion prevention.
What is an induced draft air-cooled condenser?
The InAIR combines proven components and technologies to yield the next generation in dry cooling: an Air Cooled Condenser featuring induced draft fans. Induced draft fans have been used reliably in the majority of power plant main cooling systems worldwide, like in wet cooling tower applications.
Which type of condenser is used in window air conditioner?
Forced convection type condensers are commonly used in window air conditioners, water coolers and packaged air conditioning plants. These are either chassis mounted or remote mounted.
How jet condenser is different from surface condenser?
Surface condensers (or non-mixing type condensers). In surface condensers, there is no direct contact between the exhaust steam and the cooling water. In jet condensers, there is direct contact between the exhaust steam and cooling water.
What is an evaporative condenser?
An evaporative condenser is used to remove excess heat from a cooling system when the heat cannot be utilised for other purposes. The excess heat is removed by evaporating water. The evaporative condenser has a cabinet with a water-sprayed condenser, and it usually has one or more fans.
Where does the condensing take place in a typical condenser?
Condensing is system dependent and usually takes place in the lower two-thirds of the condenser. Once the saturation or condensing temperature is reached in the condenser and the refrigerant gas has reached 100 percent saturated vapor, condensation can take place if more heat is removed.
Which of the following is one type of low ambient control for an air-cooled condenser?
List the different types of low ambient controls for air-cooled condensers. The most common are fan cycling, fan speed control, damper control, and condenser flooding.
Is a water-cooled condenser more efficient than an air-cooled condenser?
Energy efficiency: Water-cooled chillers are typically more energy efficient than air-cooled chillers. The refrigerant condensing temperature in an air-cooled chiller is dependent on the ambient dry-bulb temperature.
What is condenser Class 9?
When a homogeneous mixture of solid and a liquid is heated in a closed distillation flask, the liquid, being volatile, forms vapour. The vapours of liquid are passed through a “condenser” or “Liebig condenser” where they get cooled and condense to form pure liquid. This pure liquid is collected in a separate vessel.
What are the types of evaporator used in refrigerator?
Types of evaporators slim evaporators ; cubic evaporators; two-flow evaporators ; floor-mounted evaporators.
What is natural convection condenser?
Natural convection air-cooled condenser As name suggests the movement of air in this type condenser by natural convection. The cold air passes over the warm condenser tube and absorbs heat from it. The temperature of air slowly increase, and hence the density of air decreases.
What is a shell and coil condenser?
The shell condenser, or shell-and-coil condenser as it is commonly called, is a tank made of steel with copper tubes inserted in the shell. Water circulates through the tubing and condenses hot gases into a liquid. The bottom of the shell serves as the liquid receiver.
What is air-cooled exchanger?
Air-cooled heat exchangers are second only to shell-and-tube exchangers in frequency of occurrence in chemical and petroleum processing operations. These units are used to cool and/or condense process streams with ambient air as the cooling medium rather than water.
What are the types of air cooled condenser?
Evaporative Condenser. Closed Loop Cooling Tower. Adiabatic Cooler. Dry Cooler. Air Cooled Heat Exchanger.
What is inverter type AC?
An inverter is energy saving technology that eliminates wasted operation in air conditioners by efficiently controlling motor speed. In inverter type air conditioners, temperature is adjusted by changing motor speed without turning the motor ON and OFF.
Which is not type of surface condenser?
1. Which of the following is NOT a type of surface condenser? Explanation: Ejector condenser is a type of jet condenser and not a surface condenser.
Which type of condenser are jet type?
Explanation: Parallel flow type condensers are a type of jet condensers. Further parallel flow condensers are classified into high level type and low level type.
Which type of condenser is jet condenser?
There are mainly three types of jet condensers. Low level condenser. High level condenser. Ejector condenser.
What is direct contact condenser?
The direct-contact condenser is one in which the coolant is brought into contact with the vapor. The various types of direct contact condensers are: The Spray Condenser. The coolant is sprayed, using nozzles, into a vessel to which the vapor is supplied.
