provided in Requirement R1. [See standard requirements for one the categories (P1 for three or more of for further information regarding R4] of the categories through P7) in Table 1. the categories (P1 (P1 through P7) in OR through P7) in Table Table 1. The responsible entity 1. OR did not perform OR The responsible entity Contingency analysis The responsible entity did not perform as described in did not base its studies as specified in Requirement R4, Part studies on computer Requirement 4.3. simulation models R4, Part 4.2 to assess using data provided in the impact of extreme Requirement R1. events. The responsible entity TPL-001-4 R5. Each Transmission Planner and Planning N/A N/A N/A does not have Coordinator shall have criteria for acceptable criteria for acceptable System steady state voltage limits, System steady state voltage deviations, and the voltage limits, transient voltage response for its System. For transient voltage response, the criteria shall voltage deviations, or at a minimum, specify a low voltage level the transient voltage and a maximum length of time that transient response for its voltages may remain below that level. System. The responsible entity TPL-001-4 R6. Each Transmission Planner and Planning N/A N/A N/A failed to define and Coordinator shall define and document, document the criteria within their Planning Assessment, the or methodology for criteria or methodology used in the analysis System instability to identify System instability for conditions used within its such as Cascading, voltage instability, or analysis as described uncontrolled islanding. in Requirement R6. The Planning TPL-001-4 R7. Each Planning Coordinator, in conjunction N/A N/A N/A Coordinator, in with each of its Transmission Planners, shall conjunction with each determine and identify each entity’s of its Transmission individual and joint responsibilities for Planners, failed to performing the required studies for the determine and Planning Assessment. identify individual or joint responsibilities
provided in Requirement R1. [See standard for further information regarding R4] requirements for one of the categories (P1 through P7) in Table 1. OR The responsible entity did not perform studies as specified in Requirement R4, Part 4.2 to assess the impact of extreme events. the categories (P1 through P7) in Table 1. OR The responsible entity did not perform Contingency analysis as described in Requirement R4, Part 4.3. for three or more of the categories (P1 through P7) in Table 1. OR The responsible entity did not base its studies on computer simulation models using data provided in Requirement R1. TPL-001-4 R5. Each Transmission Planner and Planning Coordinator shall have criteria for acceptable System steady state voltage limits, voltage deviations, and the transient voltage response for its System. For transient voltage response, the criteria shall at a minimum, specify a low voltage level and a maximum length of time that transient voltages may remain below that level. N/A N/A N/A The responsible entity does not have criteria for acceptable System steady state voltage limits, voltage deviations, or the transient voltage response for its System. TPL-001-4 R6. Each Transmission Planner and Planning Coordinator shall define and document, within their Planning Assessment, the criteria or methodology used in the analysis to identify System instability for conditions such as Cascading, voltage instability, or uncontrolled islanding. N/A N/A N/A The responsible entity failed to define and document the criteria or methodology for System instability used within its analysis as described in Requirement R6. TPL-001-4 R7. Each Planning Coordinator, in conjunction with each of its Transmission Planners, shall determine and identify each entity’s individual and joint responsibilities for performing the required studies for the Planning Assessment. N/A N/A N/A The Planning Coordinator, in conjunction with each of its Transmission Planners, failed to determine and identify individual or joint responsibilities
VSL_Matrix_Complete_2016_01_27.docx