ETL 1110-9-10(FR)

CATHODIC PROTECTION DESIGN
Collect data.
Calculate surface area to be protected.\
Select anode type.
Maximum Anode Length From Connection Point
Calculate number of anodes (N) or length of bare anode wire
Calculate the total circuit resistance (RT).
Calculate the total circuit resistance (RT). cont'd - ETL-1110-9-10FR0013
Calculate the total circuit resistance (RT). cont'd - ETL-1110-9-10FR0014
Calculate the total circuit resistance (RT). cont'd - ETL-1110-9-10FR0015
Calculate required rectifier voltage and current. cont'd
References.
References. cont'd - ETL-1110-9-10FR0018
References. cont'd - ETL-1110-9-10FR0019
XAMPLES OF IMPRESSED CURRENT CATHODIC PROTECTION DESIGN
Figure 2-1A Cathodic Protection System for Fuel Oil Line With Anode Extended Perpendicular From Pipeline
Figure 2-1B Cathodic Protection System for Fuel Oil Line With Anode Bed Installed Parallel to Pipeline
Figure 2-2 Vertical Groundbed Layout Using Prepackaged Ceramic Rod Anode
Figure 2-3. Prepackaged Ceramic Rod Anode for Underground Use
Figure 2-4. Ceramic Anode Canister Prepackaged Rod
Computations. - ETL-1110-9-10FR0026
Computations. cont'd - ETL-1110-9-10FR0027
Computations. cont'd - ETL-1110-9-10FR0028
Computations. cont'd - ETL-1110-9-10FR0029
Computations. cont'd - ETL-1110-9-10FR0030
Computations. cont'd - ETL-1110-9-10FR0031
Computations. cont'd - ETL-1110-9-10FR0032
Underground Storage Tanks (USTs).
Underground Storage Tanks (USTs). cont'd
Figure 2-5 Cathodic Protection for Underground Storage Tanks and Piping
Computations. cont'd - ETL-1110-9-10FR0036
Computations. cont'd - ETL-1110-9-10FR0037
Computations. cont'd - ETL-1110-9-10FR0038
Computations. cont'd - ETL-1110-9-10FR0039
Select rectifier - ETL-1110-9-10FR0040
On-Grade Tank Bottoms.
On-Grade Tank Bottoms. cont'd
Figure 2-6 On-Grade Tank Bottoms
Typical Deep Anode Grounded Using Rod Angeles
Figure 2-7A Ceramic Rod Anode for Deep Grounded Use
Figure 2-8. Ceramic Anode Tubular Power Rod Used in Deep Bed
Figure 2-8A. Ductile Ceramic Anode Tubular Power Rod
Computations - ETL-1110-9-10FR0048
Computations cont'd - ETL-1110-9-10FR0049
Figure 2-9A Deep Anode Groundbed Resistance 25 to 50 ft.
Figure 2-9B Deep Anode Resistance 50 to 100 ft.
Figure 2-9C Deep Anode Groundbed Resistance 100 to 150 ft.
Computations cont'd - ETL-1110-9-10FR0053
Computations cont'd - ETL-1110-9-10FR0054
Computations cont'd - ETL-1110-9-10FR0055
Computations cont'd - ETL-1110-9-10FR0056
Computations cont'd - ETL-1110-9-10FR0057
Installation - ETL-1110-9-10FR0058
Figure 2-10 Pole-Mounted Rectifier
Gas Distribution System.
Design data cont'd
Figure 2-11. Deep Anode Cathodic Protection for Gas Distribution System
Computations - ETL-1110-9-10FR0063
Computations cont'd - ETL-1110-9-10FR0064
Computations cont'd - ETL-1110-9-10FR0065
Computations cont'd - ETL-1110-9-10FR0066
Computations cont'd - ETL-1110-9-10FR0067
Computations cont'd - ETL-1110-9-10FR0068
Select rectifier - ETL-1110-9-10FR0069
Figure 2-12. Typical Deep Anode Groundbed Using Tubular Anodes
Figure 2-13. Ceramic Anode Tubular Power Rod Used in Deep Anode Bed
Elevated Water Tank (Ice Is Expected).
Computations. - ETL-1110-9-10FR0073
Computations. cont'd - ETL-1110-9-10FR0074
Computations. cont'd - ETL-1110-9-10FR0075
Computations. cont'd - ETL-1110-9-10FR0076
Installation - ETL-1110-9-10FR0077
Figure 2-14. Elevated Pedestal Tank (Icing Conditions) With Hoop Ceramic Anode
Figure 2-14A A Pressure Entrance Fitting for Underwater Power and Reference call Wire Penetration in Water Stotage Tanks
Elevated Water Tank (No Icing Will Occur).
Computations. - ETL-1110-9-10FR0081
Figure 2-15. Elevated Water Tank Showing Rectifier ad Anode Arrangement
Figure 2-16. Segmented Elevated Tank for Area Calculations
Computations. cont'd - ETL-1110-9-10FR0084
Computations. cont'd - ETL-1110-9-10FR0085
Computations. cont'd - ETL-1110-9-10FR0086
Computations. cont'd - ETL-1110-9-10FR0087
Figure 2-17 Equivalent Diameter Factor for Anode in a Circle in a Water Tank
Figure 2-18 Fringe Factor for Stub Anode
Computations. cont'd - ETL-1110-9-10FR0090
Figure 2-19 Anode Spacing for Elevated Steel Water Tanks
Figure 2-20 Anode Suspencion Arrangement for Elevated Steel Water Tank
Computations cont'd - ETL-1110-9-10FR0093
Computations cont'd - ETL-1110-9-10FR0094
Computations cont'd - ETL-1110-9-10FR0095
Computations cont'd - ETL-1110-9-10FR0096
Computations cont'd - ETL-1110-9-10FR0097
Computations cont'd - ETL-1110-9-10FR0098
Computations cont'd - ETL-1110-9-10FR0099
Computations cont'd - ETL-1110-9-10FR0100
Computations cont'd - ETL-1110-9-10FR0101
Computations cont'd - ETL-1110-9-10FR0102
Select rectifier - ETL-1110-9-10FR0103
Installation details
Figure 2-21 Water Tank Hand Hole Assembly for Roof-Supported Anodes and Support Bracket for Submerged Hoop Anodes
On-Grade Water Storage Reservoir (Ice Is Expected).
Figure 2-22 Submerged Cathodic Protection System for Ground-Level Water Storage Reservoir
Computations - ETL-1110-9-10FR0108
Computations cont'd - ETL-1110-9-10FR0109
Computations cont'd - ETL-1110-9-10FR0110
Computations cont'd - ETL-1110-9-10FR0111
Select rectifier
Loop anode guidances
Figure 2-23 Details of Wire-type Anode System Designed To Withstand Ioning Conditions Withi Tank
Horizontal Anodes. (Underground Applications)
Figure 2-24 Horizontal Prepackaged Ceramic Rod Anode Groundbed
Horizontal Anodes. (Underground Applications) cont'd
Backfilling Packaged Anodes With Coke Breeze.
SECTION 3 TABLES
Table 3--2. Typical Surface Area Per Linear Foot of Common Size Pipe
Table 3-3. Dimensions and ratings of ceramic anodes.
Table 3-3. (Cont*d)
Table 3--3 (Cont*d). Fresh and Seawater Usage
Tubular Anodes (Bare)
Anode Life Versus Maximum Current Density (ampere/sq ft)
Table 3-5. Anode paralleling factors (P) for various numbers of anodes (N) installed in parallel
Table 3--6. Resistance and other parameters for stranded copper conductors
Table 3--7. suggested number of anode rings for various size tanks
Table 3-9. Adjusting factors for parallel anodes.
SECTION 4 IDENTIFICATION OF VARIABLES
SECTION 4 IDENTIFICATION OF VARIABLES cont'd - ETL-1110-9-10FR0131
SECTION 4 IDENTIFICATION OF VARIABLES cont'd - ETL-1110-9-10FR0132
ETL 1110-9-10(FR)

Western Governors University

Privacy Statement
Press Release
Contact

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business