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Eclipse ImmersoJet

Burner

Version 3

IJ Series

11/15/2016

Design Guide 330

Summary of Contents for Eclipse ImmersoJet

Page 1: ...Eclipse ImmersoJet Burner Version 3 IJ Series 11 15 2016 Design Guide 330 ...

Page 2: ...Eclipse will not be liable for any other injury loss damage or expenses whether direct or consequential including but not limited to loss of use income or damage to material arising in connection with the sale installation use of inability to use or the repair or replacement of Eclipse s products Any operation expressly prohibited in this manual any adjustment or assembly procedures not recommende...

Page 3: ...ies 5 Operator Training 5 Replacement Parts 5 3 System Design 6 Design 6 Step 1 Burner Model Selection 6 Step 2 Tube Design 7 Step 3 Control System 9 Step 4 Ignition System 10 Step 5 Flame Monitoring System 10 Step 6 Combustion Air System 11 Step 7 Main Gas Shut Off Valve Train 13 Step 8 Process Temperature Control System 13 Appendix i Key to System Schematics ii iii Notes iv ...

Page 4: ...less tank space is occupied by the tubes With a combustion chamber that is integral to the burner body the new version of the ImmersoJet can sit lower on the tank than previous ImmersoJet models Audience This manual has been written for personnel already familiar with all aspects of an immersion burner and its add on components also referred to as the burner system These aspects include Design sel...

Page 5: ...kets boards or gaskets Despite these efforts dust created by sanding sawing grinding cutting and other construction activities could release crystalline silica Crystalline silica is known to cause cancer and health risks from the exposure to these chemicals vary depending on the frequency and length of exposure to these chemicals To reduce the risk limit exposure to these chemicals work in a well ...

Page 6: ... economy and tube length Small diameter tubes occupy less tank space than conventional tubes however so their length can easily be increased to provide efficiencies of 80 or more Calculate the Gross Burner Input Use this formula to calculate gross burner input in Btu h Fuel Type If using an alternative fuel supply contact Eclipse with an accurate breakdown of the fuel components Applications Requi...

Page 7: ...del Choose a burner model with a maximum capacity greater than the gross burner input calculated previously Refer to Table 3 2 Step 2 Tube Design Determine Effective Tube Length Find the required effective tube length using the previously selected tube efficiency net heat input values and Figures 3 1 or 3 2 The effective length of a tube is the total centerline length of the tube covered by liquid...

Page 8: ...ed guidelines for flue sizing calculations are in the Eclipse Combustion Engineering Guide EFE 825 6 500 7 000 7 500 8 000 70 65 75 80 85 200 0 20 40 60 80 100 120 140 160 180 Effective Tube Length in Feet 61 0 6 12 18 24 31 37 43 49 55 Effective Tube Length in Meters 500 1 000 1 500 2 000 2 500 3 000 3 500 4 000 4 500 5 000 5 500 6 000 Heat Transfer To Tank Btu h x 1000 0 1 903 2 050 2 196 2 343 ...

Page 9: ...form in the tube at start up or during long idling periods The higher the efficiency the more condensation will increase To prevent condensation corrosion from shortening tube life or disrupting burner operation provide a condensate drain at the exhaust and slope the immersion tube downward away from the burner Figure 3 4 Efficiencies less than 80 Figure 3 5 Efficiencies 80 or more Tube placement ...

Page 10: ...me limits vary from country to country The time that a burner takes to ignite depends on the distance between the gas shut off valve and the burner the air gas ratio the gas flow at start conditions In the USA with a time of 15 seconds to ignition there should be sufficient time to ignite the burners It is possible however to have the low fire too low to ignite within the time limit Under these ci...

Page 11: ...onditions The blower data is based on the International Standard Atmosphere ISA at Mean Sea Level MSL which means that it is valid for sea level 29 92 Hg 1 013 mbar 70ºF 21ºC The make up of the air is different above sea level or in a hot area The density of the air decreases and as a result the outlet pressure and the flow of the blower decrease An accurate description of these effects is in the ...

Page 12: ...d d Calculate the final blower air flow requirement based on 15 excess air at high fire Vair 1 excess air x Vair stoichiometric 1 0 15 x 11 508 ft3 h 13 234 ft3 h For this example final blower air flow requirement is 13 234 scfh at 15 excess air NOTE It is common practice to add an additional 10 to the final blower air flow requirement as a safety margin 3 Find the blower model number and motor ho...

Page 13: ...ion with other safety components as a minimum standard for main gas safety shut off systems Step 7 Main Gas Shut Off Valve Train Consult Eclipse Eclipse can help you design and obtain a main gas shut off valve train that complies with the current safety standards The shut off valve train must comply with all the local safety standards set by the authorities that have jurisdiction For details pleas...

Page 14: ... 10 3 millimeter mm inch in 3 94 x 10 2 MJ Nm Btu ft standard 26 86 From To Multiply By kiloPascals kPa millibar mbar 10 meter m millimeter mm 1000 millibar mbar kiloPascals kPa 0 1 millimeter mm meter m 0 001 From To Multiply By actual cubic foot h acfh actual cubic meter h am h 2 832 x 10 2 standard cubic foot h scfh normal cubic meter h Nm h 2 629 x 10 2 degrees Fahrenheit F degrees Celsius C F...

Page 15: ...uires pushing a button to transfer the contacts when the pressure set point is satisfied 610 I 354 Gas Cock Gas cocks are used to manually shut off the gas supply 710 Solenoid valve normally closed Solenoid valves are used to automatically shut off the gas supply on a bypass gas system or on small capacity burner systems 760 Manual Butterfly Valve Manual butterfly valves are used to balance the ai...

Page 16: ...een the top of the ratio regulator and the air supply line The cap must stay on the ratio regulator after adjustment 742 CRS Valve A CRS valve is used in a high low time proportional control system to quickly open and close the air supply 744 Pressure Taps Pressure taps measure static pressure The schematics show the advised positions of the pressure taps Impulse Line The impulse line connects the...

Page 17: ... 2016 Honeywell International Inc All rights reserved ...

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