TECHNOVACUUM

NEW TECHNOLOGY RESEARCH INNOVATION

 		 Vacuum creating systems
based on vacuum hydrocirculating (VHC) units
Jet compression units
for handling of flare, associated petroleum and other low-pressure gases

  
Jet absorbtion gas cleaning units
for removal of hydrocarbons from breathing gases and recovery of oil gases and oil products gases

 		 
Vortex units
for low-temperature separation of gas mixtures

 
Jet devices:
ejectors and injectors of various purpose






Technovacuum Ltd.
(495) 956-76-21
(499) 261-99-98
(499) 267-82-03
Russia, 105082, Moscow
Ul. B.Pochtovaya, 26 "B", build.2		  

Questionnaire
for preparation of technical proposal for delivery of vacuum creating system on basis of vacuum hydrocirculating unit

Company
Name
Address
Phone
Fax
E-mail
Period for preparation of technical proposal (minimum 2 weeks):
1. Purpose of works:
replacement of existing vacuum creating system,
delivery of vacuum creating system for new unit.
2. Name, purpose and type of unit:
3. Name, purpose of process device from where pumping is carried out:
4. Characteristics of previous vacuum devices:

4.1 Type of vacuum device

4.2 Brand of vacuum device

4.3 Number of devices used:  

in parallel on pumped flow,
in series on pumped flow.

4.4 Existing suction pressure at inlet of vacuum creating system

mmHg

4.5 Energy consumption by existing vacuum creating system:

steam consumption - kg/h with pressure atm. abs.

cooling water consumption - m 3/h in total for precondensers and interstage condensers,

Electric energy consumption: kW.


5. Suction gas characteristics:

5.1 Maximum volume flowrate of suction gas:

(reference pressure - and temperature - °C )

5.2 Maximum temperature of suction gas: °C

5.3 Density of suction gas -

(reference pressure - and temperature - °C).

5.4 Composition of suction gas (concentration in %mass, %mol.):
Chemical formula
 Concentration
Chemical formula
 Concentration

5.5 Presence of solid particles or drips in suction gas and their:

composition - ,

average size - .


6. Required operating parameters of new vacuum creating system:

6.1 Required absolute pressure at inlet of vacuum creating system mmHg.

6.2 Required pressure at outlet of vacuum creating system atm. abs.

7. Expected motive fluid for vacuum hydrocirculating unit:

7.1 Name: .

7.2 Maximum consumption of motive fluid for makeup of circuit: m3/h.

7.3 Composition of motive fluid (concentration in %mass, %mol.):
Chemical formula
 Concentration
Chemical formula
 Concentration

7.4 Temperature of motive fluid delivered to vacuum creating system - °C.

7.5 Density of motive fluid at 20°C - kg/m3.

8. Preferred method of cooling of motive fluid in circuit of VHC unit:

water-cooling

air-cooling

other .

9. Characteristics of energy resources:

9.1 Electricity

9.1.1 Voltage - V,

9.1.2 Current frequency - Hz,

9.1.3 Number of phases - .

9.2 For cooling agent:

9.2.1 Type of cooling agent - ,

9.2.2 Maximum of initial temperature of cooling agent - °C

9.2.3 Maximum allowed temperature at outlet of system - °C.

9.3 Energy cost:

Steam ,

Cooling water ,

Electric energy .

10. Operating conditions of vacuum creating system

10.1 Operating regime of vacuum creating system:

continuous,

cyclic - please, indicate the average hours of service of vacuum creating system per day: hours.

10.2 Run length - operating hours

10.3 External or internal installation.


  

 

Download Questionnaire (for MSWord).


 




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