
Every day we are bombarded by the media with dire predictions concerning the greenhouse effect, the depletion of the ozone layer, the consequences of burning the rain forest and any number of other potential major environmental disasters. In most cases, the problem is of such magnitude we feel helpless in trying to solve the problem.
However, there is an environmental problem much closer to home upon which you can have a very positive effect. Many air compressors produce oily condensate that is allowed to either run on the ground or is put to the sewer. This condensate, if left untreated, fouls the environment or creates a significant treatment problem. In many cases, the solution is as easy as running the condensate through gravity separators and a carbon filter before dumping the water. When the nature of teh lubricant is such that it forms a stable emulsion or is difficult to separate, then another method must be used to accomplish the task. Thermosep oil water separator was developed to solve this problem.
Thermosep oil water separator handles a broad variety of synthetic (polyglycol, diester, synthetic hydrocarbons, silicone, polyester and mixtures thereof) and petroleum based compressor lubricants. Thermosep oil water separator should not be used on lubricants containing significant quantities of phosphate esters.
Thermosep oil water separator is a positive action solution to the problem of safely disposing of air compressor condensate.
The Thermosep oil water separator unit is a thermostatically controlled, electrically heated evaporation unit that separates air compressor condensate from spent compressor lubricant. The condensate water leaves the unit as atmospheric steam and the lubricant is periodically drained from the unit.
Thermosep oil water separator offers an economical alternative to having your condensate hauled away by a licensed disposal company. Determine the volume of condesate generated and check you saving from the Table...Annual Savings With Thermosep. The Thermosep oil water separator heating elements and control mechanisms utilize off-the-shelf components which simplifies spare parts replacment.
Special Design Features
The Thermosep oil water separator unit utilizes special low density heating elements for long life and low maintenance. The heating elements are staged to go on and off sequentially. (Time of sequence between elements is variable but fixed by design.) When the operating temperature is reached, only the number of elements required to maintain operation are on. This system minimizes power surges, helps balance the load and reduces power consumption. There is a low level cut-off switch which provides protection for the heating elements which must be completely submerged whenever they are on.
The internal vaporization chamber is fabricated from stainless steel to eliminate rust and provide long term service.
Special consideration has been given to the safe performance of this unit. There is an internal dip leg in the vent line to provide pressure relief should the vent become accidentally blocked.
The high level alarm/cut-off switch provides positive notification that the unit is full and needs to be drained. There is a 4 inch clean out plug in the back of the unit for convenient cleaning of the internal chamber and heating element every six months. Ther is also a sight glass to allow the operator to monitor performance of the unit and decide when to drain the unit.
A thermometer is provided to monitor the operating temperature and determine when the lubricant has cooled to a safe temperature for draining. There are two thermostats for overheating protection and two drain valves for partial and total draining on the unit.
The Thermosep oil water separator utilizes high efficiency insulation to conserve energy and provide a safe physical environment. Over 90 percent of the energy input is utilized to convert condensate to steam.
Thermosep oil water separator provides you with a safe, positive solution to a persistent problem.

To size a Thermosep oil water separator unit, you must know the volume of air being compressed, the relative humidity of the air and the inlet temperature. Table 1 is a chart showing the SCF/M of compressed air required to produce one gallon per hour of condensate at various inlet temperatures and relative humidities.
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Step 1 |
Locate on Table 1 the SCF/M of air factor using the inlet temperature and relative humidity of the application. |
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Step 2 |
Divide the SCF/M of air required by the application of the SCF/M of air factor obtained from Table 1. This number is the gallons of condensate per hour required to be processed by the Thermosep oil water separator. |
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Step 3 |
Pick a Thermosep oil water separator unit with capacity to handle the condensate from Table 2. |
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Step 1 |
Refering to Table 1 for an air temperature of 70ºF and a relative humidity of 70%, we find an air factor of 174.3 |
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Step 2 |
Dividing our compressor capacity of 500 SCF/M by the air factor: |
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Step 3 |
Refering to Table 2, we find it takes a Thermosep TP-12 to handle this application. |
SCF/M Air Per Gallon of Water Per Hour
|
Relative
|
40°F |
50°F |
60°F |
70°F |
80°F |
90°F |
100°F |
|
40% |
923.5 |
628.9 |
436.5 |
307.3 |
219.1 |
158.1 |
115.5 |
|
50% |
737.3 |
502.8 |
348.9 |
245.1 |
174.6 |
125.9 |
91.8 |
|
60% |
613.5 |
418.8 |
290.0 |
203.8 |
145.0 |
104.4 |
76.0 |
|
70% |
525.4 |
358.1 |
248.2 |
174.3 |
123.8 |
89.1 |
64.7 |
|
80% |
459.4 |
313.3 |
216.6 |
152.1 |
108.0 |
77.5 |
56.2 |
|
90% |
408.1 |
278.1 |
192.2 |
134.8 |
90.8 |
68.6 |
49.6 |
|
100% |
367.1 |
250.0 |
172.7 |
121.0 |
85.8 |
61.4 |
44.4 |
Evaporative Rate - Gallons per Hour
|
Unit |
Gals./Hr |
|
TP 6 |
1.9 |
|
TP 12 |
4.1 |
|
TP 18 |
6.2 |
|
TP 24 |
8.3 |
|
TP 36 |
12.5 |
|
TP 54 |
18.8 |
|
TP 72 |
25.1 |
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Model No. |
Capacity |
KW |
AMPS |
Volts |
Shipping Weight |
Phases |
Dimensions |
|---|---|---|---|---|---|---|---|
|
TP 6 |
15.8 / 1.9 |
6 |
11 |
480 |
546 |
3 |
48-1/8 X 46-1/8 X 20-3/8 |
|
TP 12 |
34.2 / 4.1 |
12 |
19 |
480 |
550 |
3 |
48-1/8 X 46-1/8 X 20-3/8 |
|
TP 18 |
51.6 / 6.2 |
18 |
21.7 |
480 |
618 |
3 |
48-1/8 X 46-1/8 X 24-3/8 |
|
TP 24 |
69.1 / 8.3 |
24 |
28.9 |
480 |
624 |
3 |
48-1/8 X 46-1/8 X 24-3/8 |
|
TP 36 |
104.1/12.5 |
36 |
43.4 |
480 |
633 |
3 |
48-1/8 X 46-1/8 X 24-3/8 |
|
TP 54 |
156.6/18.8 |
54 |
65.0 |
480 |
819 |
3 |
48-1/8 X 46-1/8 X 44-3/8 |
|
TP 72 |
209.1/25.1 |
72 |
86.7 |
480 |
834 |
3 |
48-1/8 X 46-1/8 X 44-3/8 |
Annual Savings Using Thermosep |
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|
Gals./Day |
Gals./Yr. |
Annual Savings |
|
25 |
9,125 |
$13,504 |
|
50 |
18,250 |
$27,010 |
|
100 |
36,500 |
$54,020 |
|
300 |
109,500 |
$162,060 |
|
450 |
164,250 |
$243,090 |
|
600 |
219,000 |
$324,120 |
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ASSUMPTIONS: Elictricity cost $0.08 per KWH Waste water disposal cost $2.00 per gallon |
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