NH Conservation

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====== High-performance conductors; lighter weight, less sag (thus shorter structures), lower line-losses, and Simultaneous HVAC/HVDC transmission and other methods for improving efficiency ======


{{ :ac:2025_06_18_gets_velco_material.pdf |}}

{{ :ac:2025_06_18_gets_tc_conductor_materials.pdf |}}

{{ :ac:2025_06_18_gets_smart_wires_materials.pdf |}}

{{ :ac:2025_06_18_gets_rie_material.pdf |}}

{{ :ac:2025_06_18_gets_prisma_photonics_material.pdf |}}

{{ :ac:2025_06_18_gets_newgrid_materials.pdf |}}

{{ :ac:2025_06_18_gets_national_grid_materials.pdf |}}

{{ :ac:2025_06_18_gets_linevision_materials.pdf |}}

{{ :ac:2025_06_18_gets_iso_presentation.pdf |}}

{{ :ac:2025_06_18_gets_ctc_global_material.pdf |}}

{{ :ac:2025_06_18_gets_avangrid_materials.pdf |}}

{{ :ac:2025_06_10_nescoe_ac_reviewer_priorties_memo.pdf |}}

[[https://ctcglobal.com/reconductoring-rebuilding-and-new-transmission-line-applications-for-the-accc-conductor/|2025, February 19: Reconductoring with ACCC, CTC Global]]

{{ ::neet_nescoe_presentation_2024_08_0998.pdf |2024, August 9: NextEra Energy presentation showing 23-60% cost savings with competitively bid transmission projects}}

{{ ::sw003_skywrap_faq-s.pdf |2024: Skywrap FAQs.}}

{{ ::sw051_skywrap-overview.pdf |2024: Skywrap overview: fiber optic than can be attached to conductors or existing ground wires.}}

[[https://archive.ph/kwgV8| 2024, August 8: Bloomberg; "The Grid of the Future Needs Wires That Can Carry More Power"]]

[[https://www.canarymedia.com/articles/transmission/startup-nabs-60m-for-high-tech-cables-to-help-speed-clean-energy-rollout| 2024, July 31: Canary Media, "Startup nabs $60 m. for high tech cables to help speed clean energy rollout"]]

[[https://acadiacenter.org/crosscurrents-issue-2/| 2024, June: Acadia Center article on Eversource's failure to consider advanced conductors and other technology for X-178 line.]]

{{ :accc:5.3-reconductoring-policy-report.pdf |2024, April 9: Reconductoring Policy Report }}

[[https://inl.gov/content/uploads/2024/02/23-50856_R8_-AdvConductorszScan-Report.pdf|2024, February 23: Advanced Conductor Report, Idaho National Laboratory]]

[[https://ietresearch.onlinelibrary.wiley.com/doi/10.1049/gtd2.13101|2024, January 11: Optimal power flow and computer-based analysis of a simultaneous AC–DC power transmission system]]

{{::20240108-5047_donahue_comment_filing_docket_ad21-15-000_for_28_feb_2024_joint_federal_state_task_force_meeting.pdf |2024, January 8: Thomas Donahue letter to FERC re.  Joint Federal-State Task Force on Electric Transmission}}

{{ :accc:advanced_conductor_12-2023_-use-case-studies.pdf |2023, December: Advanced Conductor Case Studies, Idaho National Laboratory}}

{{ :accc:reconductoring_study_11-2023_whole_grid.pdf |2023, November: Whole Grid reconductoring study, Energy Institute at HAAS}}

{{ :accc:e_e_news_lighter_conductor_july_2023.pdf |2023, July 13: Grid rewiring: An answer for Biden’s climate goals? Peter Behr}}

[[https://ieeexplore.ieee.org/document/10085876| 2023: Simultaneous Tapping of AC and DC Power and their Independent Control from Composite AC–DC Power Transmission Lines]]

{{ :accc:2023-6-12_-adoptionofhighcapacitylowsagconductorsonhighvoltagepowerlines-.pdf |2023, June 12: Adoption of High Capacity Low Sag Conductors}}

[[https://researchportal.murdoch.edu.au/esploro/outputs/bookChapter/Cost-Analysis-of-Simultaneous-AC-DC-Power/991005602265607891|2023: Cost Analysis of Simultaneous AC-DC Power Transmission System]]

[[https://electricenergyonline.com/energy/magazine/1335/article/Green-Ovations-How-Advanced-Conductors-Are-Supporting-Grid-Decarbonization-and-Saving-Money-.htm| 2022, April: Now Advanced Conductors are Supporting Grid Decarbonization and Saving Money]]

{{ :accc:advanced_conductors_to_accelerate_grid_decarbonization.pdf |2022, March: Grid strategies; Advanced Conductors to Accelerate Grid Decarbonization}}

{{ :accc:increasing-capacity-existing-power-lines.pdf |DOE: Increasing the capacity of existing lines} through cooling}}

[[https://downloads.hindawi.com/journals/jece/2022/4571596.pdf| 2022, January 17: " From the economic point of view, rather than constructing new HVAC line, converting existing HVAC line into simultaneous AC-DC
transmission system has a price reduction of about 107,984,968.56 USD or 32.46% of the new HVAC line cost. "]]

[[https://www.canarymedia.com/articles/transmission/new-transmission-tech-can-easily-double-clean-energy-capacity-will-utilities-buy-it|2021, November 11: Canary Media; "Startup TS Conductor says its product can boost electricity transmission without costly rebuilds. Policy shifts from U.S. regulators would help"]]

{{ :ac:art-04_abhishek_ingole_power.pdf |2021, May: Enhance Power Transfer in Existing Transmission Line by Simultaneous AC-DC Transmission}}

{{ :accc:advanced_transmission_technologies_report_-_final_as_of_12.3_-_for_public.pdf |2020, December: DOE Advanced Transmission Technologies Report}}

[[https://www.utilitydive.com/spons/5-reasons-utilities-are-switching-to-high-performance-overhead-conductors/568808/|2019, December 12: Utility Dive, 5 Reasons Utilities are switching to high-performance overhead conductors]]

{{ :accc:grid_assessment_lighter_conductor.pdf |2019, June 29: ICEST Comparison of ACSR, ACCC and AAAC Conductors for Overhead Transmission Lines}}

[[https://www.orkas.com/resilience-transmission-lines-and-conductors/| 2018,October 26: Resilience, Transmission Lines, and Conductors]]

[[https://eepower.com/news/simultaneous-transmission-of-ac-and-dc-power/#|2-16, May 25: Simultaneous Transmission of AC and DC Power]]

{{ ::accc:accc_conductor_performance_by_power_engineers.pdf |2013, October 9: White paper on ACCC conductor performance by Power Engineers}}

{{ :accc:bryant_2013_article_on_accc.pdf |2013: Grid of the Future Symposium.}}

[[https://www.ijera.com/papers/Vol2_issue6/IX2616991704.pdf|2012, December 12: Power Upgrading of Transmission Line by Combining AC–DC
Transmission]]

{{ :accc:accc_document.pdf |2011; CTC Global; Engineering Transmission Lines with High Capacity Low Sag
ACCC® Conductors}}