AERMEC NRK 0200 - Glycol Correction Factors; Ethylene and Propylene Glycol Tables

35Aermec cod. 5167556_03 17.09
NRK 0200-0700
14. GLYCOL
ETHYLENE GLYCOL
COOLING MODE
CORRECTION FACTOR WITH ETHYLENE GLYCOL  COOLING MODE
Freezing Point °C 0 -3,63 -6,10 -8,93 -12,11 -15,74 -19,94 -24,79 -30,44 -37,10
Percent ethylene glycol % 0 10 15 20 25 30 35 40 45 50
Qwc - 1,000 1,033 1,040 1,049 1,060 1,072 1,086 1,102 1,120 1,141
Pc - 1,000 0,990 0,985 0,980 0,975 0,970 0,965 0,960 0,955 0,950
Pa - 1,000 0,996 0,994 0,992 0,990 0,988 0,986 0,984 0,982 0,980
Dp - 1,000 1,109 1,157 1,209 1,268 1,336 1,414 1,505 1,609 1,728
Average water temperature = 9,5 °C
HEATING MODE
CORRECTION FACTOR WITH ETHYLENE GLYCOL  HEATING MODE
Freezing Point °C 0 -3,63 -6,10 -8,93 -12,11 -15,74 -19,94 -24,79 -30,44 -37,10
Percent ethylene glycol % 0 10 15 20 25 30 35 40 45 50
Qwh - 1,000 1,027 1,038 1,050 1,063 1,078 1,095 1,114 1,135 1,158
Ph - 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000
Pa - 1,000 1,002 1,003 1,004 1,005 1,007 1,008 1,010 1,012 1,015
Dp - 1,000 1,087 1,128 1,175 1,227 1,286 1,353 1,428 1,514 1,610
Average water temperature = 42,5 °C
Qwc: Corrective factor of fl ow rates (middle water temperatur 9,5°C)
Qwh: Corrective factor of fl ow rates (middle water temperatur 42,5°C)
Pc: Corrective factor of cooling capacity
Ph: Corrective factor of heating capacity
Pa: Corrective factor of imput power
Dp: Corrective factor of pressure drop
PROPILENE GLYCOL
COOLING MODE
CORRECTION FACTOR WITH PROPILENE GLYCOL  COOLING MODE
Freezing Point °C 0 -3,43 -5,30 -7,44 -9,98 -13,08 -16,86 -21,47 -27,04 -33,72
Percent PROPILENE glycol % 0 10 15 20 25 30 35 40 45 50
Qwc - 1,000 1,007 1,006 1,007 1,010 1,015 1,022 1,032 1,044 1,058
Pc - 1,000 0,985 0,978 0,970 0,963 0,955 0,947 0,939 0,932 0,924
Pa - 1,000 0,996 0,994 0,992 0,990 0,988 0,986 0,984 0,982 0,980
Dp - 1,000 1,082 1,102 1,143 1,201 1,271 1,351 1,435 1,520 1,602
Average water temperature = 9,5 °C
HEATING MODE
CORRECTION FACTOR WITH PROPILENE GLYCOL  HEATING MODE
Freezing Point °C 0 -3,43 -5,30 -7,44 -9,98 -13,08 -16,86 -21,47 -27,04 -33,72
Percent PROPILENE glycol % 0 10 15 20 25 30 35 40 45 50
Qwh - 1,000 1,008 1,014 1,021 1,030 1,042 1,055 1,071 1,090 1,112
Ph - 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000 1,000
Pa - 1,000 1,003 1,004 1,005 1,007 1,009 1,011 1,014 1,018 1,023
Dp - 1,000 1,050 1,077 1,111 1,153 1,202 1,258 1,321 1,390 1,467
Average water temperature =42,5 °C
Qwc: Corrective factor of fl ow rates (middle water temperatur 9,5°C)
Qwh: Corrective factor of fl ow rates (middle water temperatur 42,5°C)
Pc: Corrective factor of cooling capacity
Ph: Corrective factor of heating capacity
Pa: Corrective factor of imput power
Dp: Corrective factor of pressure drop