前期做过技术调研，找到了7家，其中四家更有参考意义：
1 WELLTEC
OD :54mm(2 1/8″)、80mm(3 1/8″)
Length :5.8 m(19 ft)
Pressure: 137 MPa(20 kpsi)
Temperature: 175℃(350℉)
Traction: 牵引力3630 N(800 lbs)、5450 N(1200 lbs)
Velocity :818 m/h(2700 ft/h)
Pipe diameter: 61 mm～172 mm(2.4″～6.8″)
2 SONDEX公司
OD: 54 mm(2 1/8″)
Length: 7.4 m(24.5ft)
Traction: 2730 N(600 lbs)
Pressure: 103 MPa(15 kpsi)
Temperature: 150℃(300℉)
Velocity: 540 m/h(35ft/min)
管Pipe diameter: 76 mm～229 mm(3.0″～9.0″)
3 SMARTRACT公司
OD：54 mm(2 1/8″)
Length：10 m(33 ft)
Traction：4.540 kN(1000 lbs)
Pressure：103 MPa(15 kpsi)
Temperature: 150℃(300℉)
Velocity：545 m/h(1800 ft/min)
Pipe diameter: 73 mm～244 mm(2 7/8″～9 5/8″)
4 MaxTRAC爬行器(Schlumberger)
MaxTRAC Operating Specifications
Nominal speed 2,200 ft/hr at 500 lb [671 m/h at 227 kg]
Maximum pull 1,000 lbf [454 kg]
Casing range 2.4–9.625 in. [6.1–24.4 cm] for tractoring
Minimum restriction while tractoring 2.21 in. [5.6 cm]
Maximum reach Well dependent; must be modeled
Maximum dogleg 45°/100 ft [45°/30.5 m] in 7-in. casing for passage
(Tractoring may be less.)
Cable All readily available types
Motion Continuous
Completion types Cased hole, perforated, slotted liner, consolidated
open hole
MaxTRAC Mechanical Specifications
Maximum diameter 2.125 in. [5.4 cm]
Length 32 ft [9.8 m] for two tractor sections and a cartridge
Maximum temperature 302°F [150oC]
Maximum pressure 15,000 psi [1,034 bar]
直径2-1/8’’ (54mm)
长度10m
最大牵引力1000lb
最大爬行速度2400ft/hr
温度150DegC
压力 15,000psi
适用范围：2-7/8” ~ 9-5/8”
