TIP OF THE DAY
Vegetable Oil in Transformers
The evolution of soybean based transformer oil at Waverly Light and Power.

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Fault Gases (wmv/1:32/1.1mb)
Sample Containers (wmv/1:05/811kb)
Transformer Explodes (wmv/0.36/954kb)
Transformer Fire Pics (pics)
High Voltage Arcing (wmv/0.09/1.5mb)
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NTT Oil Quality Diagnostics

INSULATING FLUID TESTING
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Dr. Jospeh Digiorgio, Ph.D.
Faculty
California State University, Sacramento
Author: Dissolved Gas Analysis of Mineral Fluids
Contact Dr. DiGiorgio
Insulating Fluid
  • 2000 Insulating Fluid Types
  • 2000 Insulating Fluids - Pros & Cons
Dissolved Gas Analysis
  • 2101 DGA Sampling Procedures for Metal Cylinders
  • 2102 Dissolved Gas Analysis of Mineral Fluids
  • 2103 DGA-Example 1
  • 2104 DGA Sampling Procedures for Glass Syringes
  • 2105 DGA onlilne diagnostic tools
Physical, Chemical, Electrical Testing
  • 2201 Liquid Insulation Maintenance
  • 2202 Oxidation Inhibitors Background
  • 2203 Viscosity
  • 2204 Water in Insulating Fluids
  • 2205 Interfacial Tension
  • 2206 Neutralization Number
  • 2207 Color Number and Visual Exam
  • 2208 Dielectric Strength
  • 2209 Power Factor
  • 2210 Influence of Particles in Oil
  • 2211 Oxidation Inhibitors Technical
  • 2212 Flash and Fire Point
PCBs
  • 2301 PCB Testing at NTT
  • 2302 U.S. imports PCBs from Canada
  • 2304 Clor-N-Oil PCB field screening kits
  • 2306 PCB Testing
  • 2307 The Health Effects of PCB
  • 2308 PCB - Retrofill or Replacement
  • 2309 United Nations - Reclassification & Disposal
  • 2310 PCB's in Japan
  • 2311 The EPA 1998 PCB Cancer Dose Response Assessment
  • 2312 EPA PCB in Electrical Equiment Q&A Manual
Esters
  • 2901 History
  • 2902 Performance & Application
  • 2903 IEEE/PES Ester-based Fluids
  • 2904 Aging of Paper Insulation in Natural Ester Dielectric Fluid
  • 2905 Waverly Light & Power: Evolution of Esters
  • 2906 Some oil quality values from in-service transformers
  • 2907 Some DGA values from in-service transformers
Perchloroethylene
Software
  • 2600 DGA Expert Systems Software
  • 2601 Data Management of Your Test Data
  • 2602 Delta-X - Transformer Oil Analyst
  • 2603 NTT On-Line Diagnostics
Metals Testing
  • 2401 Metals Testing at NTT
Insulating Paper
  • 2450 Furan Testing
  • 2451 Degree of Polymerization of Cellulose
Reconditioning & Filtration
  • 2801 Natural Precipitation
  • 2802 Filter presses
  • 2803 Reconditioning Insulating Fluids
New Technologies
  • 2701 Ultrasonics Leak-detection Tools
  • 2702 Substation Automation, Predictive Maintenace
  • 2703 Magnetic Fluids Cut Upgrade Costs
  • 2704 Fire Resistant Insulating Oil: Beta Fluid

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PRODUCTS & SERVICES
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What's New?
28 Feb 2008
EPA PCB Q&A Manual
21 Nov 2007
All video clips moved to You Tube
08 Nov 2007
Vegetable Oil: DGA values
07 Nov 2007
Vegetable Oil: Avg values
17 Sep 2007
Sample Datasheet in doc format
10 Sep 2007
Server Move - Higher Bandwidth
29 May 2007
Retrieve Your Reports Online
11 May 2007
ABB Vegetable Oil Update
18 Dec 2006
Wecosol Fluid Info
11 Sep 2005
High Arcing Video
10 Sep 2005
Fluid Types Pros & Cons
28-30 July 2005
High traffic locked website ... server modified
26 July 2005
Updated Sample Datasheet
16 May 2005
New Forum Topics
6 May 2005
Flash/Fire Tech Bulletin
6 May 2005
Viscosity Tech Bulletin
6 May 2005
USER FORUMS
29 Apr 2005
DGA Diagnotic Software
31 Mar 2005
New-Gas Tight Syringes
28 Jan 2005
Updated Syringe Pricing
14 Jan 2005
Insulating Fluid Types
10 Jan 2005
LineMan Link Added
25 Oct 2004
Contact us through
Yahoo! Messenger

27 Sep 2004
Website "Make Over"
22 May 2004
Camtel IFT Technical Paper
22 Sept 2003
Sample Containers Video
19 Sept 2003
Fault Gases Video
6 Sept 2003
NTT TOGA System PDF
2 July 2003
NTT Video Part 1
5 June 2003
Transformer Fire Pics
4 June 2003
Failed Transformer Video Clip (5.2Mb Mpg)
27 Feb 2003
Specs for 150ml Syringe
27 Feb 2003
Specs for 200ml Syringe
14 Jan 2003
DGA Sampling Instructions
Updated Sample Data Sheet
15 Dec 2002
Rogers' Ratio DGA Diagnostics
10 Dec 2002
Specs for 100ml Syringe
9 Oct 2002
Chain of Custody Form
20 Sep 2002
More interactive features built in
30 Aug 2002
RFQ for Syringes & Accessories

10 Aug 2002
Purchase Syringes from NTT
10 May 2002
DGA Expert System Chromatograph Image
6 May 2002
FAQ page added for DGA Expert Systems.
5 Apr 2002
NTT Oil Quality Diagnostics PDF file add to NTT FILE CABINET.
13 Feb 2002
PDF Document format standardized for downloadable documents.
Several new PCB bulletins from Thomas Milby to be added shortly.

Standards Organizations

The IEEE promotes the engineering process of creating, developing, integrating, sharing, and applying knowledge about electro and information technologies and sciences for the benefit of humanity and the profession.

ISO is a network of the national standards institutes of 153 countries, on the basis of one member per country, with a Central Secretariat in Geneva, Switzerland, that coordinates the system.

ASTM International is one of the largest voluntary standards development organizations in the world-a trusted source for technical standards for materials, products, systems, and services. Known for their high technical quality and market relevancy, ASTM International standards have an important role in the information infrastructure that guides design, manufacturing and trade in the global economy.

The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes international standards for all electrical, electronic and related technologies. These serve as a basis for national standardization and as references when drafting international tenders and contracts.
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Cal Air Res Board
PCB Home Page at EPA
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