« previous next »

Author Question: What percentage of ethylene glycol is commonly used for an ice-on-coil (external melt) system? ... (Read 99 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
on: Jul 26, 2018
What percentage of ethylene glycol is commonly used for an ice-on-coil (external melt) system?
 
  What will be an ideal response?

Question 2

What type of regular maintenance is required for an ice-on-coil internal melt thermal energy system?
 
  What will be an ideal response?


jesse.fleming

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jul 26, 2018
Answer to Question 1

25

Answer to Question 2

The water level of the storage tank will be checked annually. A biocide is added to the water every two years. The concentration of the glycol solution is checked annually.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

During the Pullman strike in Chicago, workers protesting wage cuts did $340,000 in property damage, During the Pullman strike in Chicago, workers protesting wage cuts did $340,000 in property damage,
The hypothalamic-pituitary portal system. The hypothalamic-pituitary portal system.
The shut-off switch on a GM parallel hybrid truck is green because this system uses 42 volts instead ... The shut-off switch on a GM parallel hybrid truck is green because this system uses 42 volts instead ...
Relationship between the pancreas and the digestive system. Relationship between the pancreas and the digestive system.
The NFPA 704 marking system. This voluntary marking system is displayed at participating facilities ... The NFPA 704 marking system. This voluntary marking system is displayed at participating facilities ...
The Human Olfactory System The Human Olfactory System
Video: Hormonal regulation of pregnancy - week 1

For a complete list of videos, visit our video library