Vacuum creating systems

1) based on vacuum hydrocirculating units

2) based on steam ejectors

Jet compression units
for flare and low-pressure gases recovery

1) based on two-phase jet devices

2) based on steam ejectors

Jet absorption gas cleaning units
for hydrocarbons removal from breathing gases and oil and petroleum products gases recovery

Jet devices
ejectors and injectors for various purposes

Technovacuum Ltd.
+7 (495) 956-76-21
+7 (499) 261-99-98
+7 (499) 267-82-03
Russia, 105082, Moscow
B.Pochtovaya str., 26 "B", build.2, 5-th floor, office 1, room 11A

for preparation of technical proposal for delivery of jet compression unit based on two-phase jet devices for low-pressure gases recovery

Technical proposal preparation period (minimum 2 weeks):
1. Purpose of works:

delivery of the compressor-jet unit for a new unit,
delivery of the compressor-jet unit for the existing unit.

2. Purpose of the process unit (device) that produces gases for compression:
3. Data of gas pumped by the jet compression unit:

3.1 Gas flowrate: kg/hr

within the range from % up to %

3.2 Gas composition (concentration in %mass., %mol.):
Chemical formula
 Mol. weight
Chemical formula
 Mol. weight

3.3 Gas temperature - °C.

3.4 Suction pressure - atm. g.

3.5 Required outlet pressure of the jet compression unit - atm. g.

3.6 Gas dew-point (condensation temperature) before transportation - °C.

4. Expected motive fluid for the jet compression unit:

4.1 Name of the motive fluid: .

4.2 Maximum available consumption of the motive fluid for makeup: m3/hr.

4.3 Composition of the motive fluid (distillation data)

(chemical composition , ASTM D86 , D1160 or TBP ):

Chemical formula
 Mol. weight
Chemical formula
 Mol. weight

4.4 Density of the motive fluid at 20°C - kg/m3

5. Preferred motive fluid cooling method in loop of the jet compression unit:



other .

6. Characteristics of energy resources:

6.1 Electricity

6.1.1 Voltage - V,

6.1.2 Current frequency - Hz,

6.1.3 Number of phases - .

6.2 For cooling agent:

6.2.1 Maximum initial temperature of the cooling agent - °C

6.2.2 Maximum allowed temperature at the system outlet - °C.

6.3 Energy cost:

Steam ,

Cooling water   ,

Electric energy .

7. Operating conditions of the jet compression unit:

7.1 Operating mode:


cyclic - please, specify the jet compression unit average action period per day: hours.

7.2 Overhaul life - operating hours.

7.3 Outdoor or indoor installation.

8. Please attach the general PFD including the jet compression unit:

- yes, - no.

9. Purpose of gas processing:

Transportation distance: km.


Electricity generation.

By filling in this Questionnaire I agree with handling of my personal data in compliance with the Federal law No. 152-FZ of 27.07.2006 (edition of 29.07.2017) “About Personal Data” on conditions and for purposes determined by policy of confidentiality.



Download Questionnaire (for MSWord).


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