Comment:
Soft Water:
At the time of the survey softening system does not work check the water hardness after softening the hardness reagent Long Truong Vu turn red, indicating softening system does not work too. Based on the results of Table 1 shows the water hardness after softening for oven 08 tons / hour of 8 mg / l higher than the control limit <3 mg / l. Water softener sample quality assurance overhead for the boiler system.
boiler feed water
at the time of the survey the boiler system, the quality of boiler feed water sample most of the indicators are in the testing limit allowing control. However feedwater hardness concentration 32 mg / l higher than the permitted limit granted to water boiler system <3 mg / l.
Water furnace
at the time of sampling survey and boiler water most of the water targets oven are within control limits, however, some indicators still need to be adjusted to within the limits of control, as follows:
- 11:25 pH within the limits allowed 10.5 - 12.
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