Trace heated or jacketed services oil

[ranlin]

Речь идет о теплоизоляции трубопроводов и оборудования на
нефтеперерабатывающем заводе.

1. All valves and flanged joints shall be insulated in the following
services:
• Steam services
• Trace heated or jacketed services
• Closed condensate services
• Pump piping

Trace heated or jacketed services - ?

2. Чуть ниже по тексту.

Bucket and Float type steam traps shall be traced and insulated together with the inlet piping.

shall be traced - ?

3. И третий фрагмент оттуда же.

The headers and pipelines of the flare systems shall have the heat insulation and/or heat tracing to prevent condensation and crystallization of the substances in the flare systems. In the flare header, a temperature of not less than plus 5°С shall be maintained.

а) flare systems - ?
б) heat tracing - ?

[Alex Nord]

FLARE SYSTEM - ФАКЕЛЬНАЯ СИСТЕМА
HEAT TRACING - ТЕПЛОСПУТНИК ИЛИ ЭЛЕКТРОПОДОГРЕВ
Trace heated or jacketed services - с использованием теплоспутника или термоизоляции

[solidrain]

Trace heated or jacketed services - участки, оборудованные теплоспутниками или рубашками обогрева