Surface Machinery and Methods for Oil-Well Pumping

IV CONTENTS
Prime movers and power-plant machinery-Continued.
Oil engines-Continued. Page
Essential qualities of engines of small power____________ _____ 38
Comparative economies of Diesel and of explosion oil engines ___ 39
Compressors -----------------------------------------------41
Types of compressors_ _____ ---_______________ 41
Compressor efficiency --------------------------------------42
Cooling devices-----------------------42
Air receivers ---------------------------------------------42
Transmission of compressed air__ 43
Choice of compressor__________________________--__ 43
Pumps_ ------------------------------------- 43
Types in use 43
Tail pumps ---------------------------------------------- 44
Gas or vacuum pumps------------------------------ -----46
Electric generating equipment_____________________--------- 46
Purchased electric power__ ------------------------------48
Schedule P-4---Oil-field service_-__ ____________--_---------50
Territory__--------------------------------------------_ 50
Rate__________----- 50
Minimum charge-_------------------- 50
Special conditions --------------------------------------- 50
Schedule P-5--Wholesale power service 50
Territory_- -------------------------------------------- 50
Rate -------------------------------- ------ 50
Demand charge-------------------------------------- 50
Energy charge_ 50
Minimum charge -------------------- 50
Special conditions ------------------------------------- 51
Horses used for power-______ --------- 51
Choice of power_ -------------------------------------------- 51
Steam engines_ 52
Gas engines____ _ ----------------------------53
Oil engines---------------------------- 55
Electric motors----------- -------------------------------- 55
Power-transmitting machinery________ ----------------------- 55
Equipment for pumping individual wells___________-------------- 55
Pumping on the beam---------------------------------- 55
Equipment -------------------- ------------------- 56
Counterbalance for beam pumping_______------------ 60
Types of counterbalance_____-------------------- 61
Suman pumping jack--------------------------------------- 62
Unit pumping power__ ------------------------------------ 63
Equipment for pumping groups of wells__------------------------- 64
Systems based on modification of beam pumping--------- 64
Pumping by the endless-cable system --------- 66
Systems of jack-plant or power pumping___________----------- 67
Push-and-pull powers---------------------------------------67
Geared powers---------------------------- 69
Spur gear and crank-arm type ---------------------------- 69
Bevel gear and disk type -------------------------------- 70
Bevel gear and eccentric type------------ ------------- 72
Band-wheel powers---------------------------------------- 73
Direct-connected electric-motor driven and geared pumping
power------------------------------- 74
Idlers for band-wheel powers ------------- 74
Housing for powers --------------------- 75
Shackle lines_____---------------- - 76
Shackle-line structures and equipment------------ --------- 77
Equipment to take a well off or put it on the power ------------- 78
Take-off posts and take-off rods and rails_____- 78
Equipment for supporting shackle lines__- -------- 80
Swing posts ___ ------------------------------ 80
Tripod pendulum------------ ----------- --- 81
Two-post pendulum------------------------------------81
One-post pendulum_--------------------------- 81
Pull-rod posts or friction-post supports-- - _----------- 82

George, H. C. Surface Machinery and Methods for Oil-Well Pumping. Washington D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc12407/. Accessed December 26, 2014.