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Property, Plant and Equipment (Tables)
 12 Months Ended
Dec. 31, 2021
Schedule of property plant and equipment

             
    Accumulated     Accumulated  
  Cost depreciation 12.31.2021 Cost depreciation 12.31.2020
In service            
Reservoirs, dams and aqueducts  8,161,702 (4,776,639)  3,385,063  8,081,989 (4,600,598)   3,481,391
Machinery and equipment  8,409,689 (2,840,114)  5,569,575  7,644,171 (2,619,939)   5,024,232
Buildings  1,993,695 (1,125,862)  867,833  1,968,591 (1,096,016)   872,575
Land  508,164  (49,046)  459,118  490,177  (38,269)   451,908
Vehicles and aircraft 33,871  (32,756)  1,115 44,617  (42,725)   1,892
Furniture and fixtures 16,400  (10,966)  5,434 22,314  (15,498)   6,816
(-) Impairment (18.4) (710,509)   - (710,509) (925,521)   -  (925,521)
(-) Impairment Copel TEL   -   -   -   (27,928)   - (27,928)
(-) Special Obligations (792)  290 (502) (332) 81  (251)
    18,412,220 (8,835,093)  9,577,127   17,298,078 (8,412,964)   8,885,114
             
In progress            
Cost  752,846   -  752,846  734,507   -   734,507
(-) Impairment (18.4) (187,382)   - (187,382) (120,308)   -  (120,308)
(-) Impairment Copel TEL   -   -   - (3,853)   -  (3,853)
   565,464   -  565,464  610,346   -   610,346
    18,977,684 (8,835,093)   10,142,591   17,908,424 (8,412,964)   9,495,460
Schedule of changes in property plant and equipment

 
                 
  Balance as of
January 1, 2021		 Additions /
Impairment		 Depreciation Loss on
disposal		 Transfers  Effects of acquisition
of Vilas Complex 
(Note 1.2)		 Copel
Telecom
Disposal (Note 41)		 Balance as of
December 31, 2021
In service                
Reservoirs, dams and aqueducts   3,481,391  -   (174,810)   2,147   76,335 -  -  3,385,063
Machinery and equipment   5,647,220  -   (375,430)   (26,345) 174,615   754,557  (605,042)  5,569,575
Buildings   872,575  -  (38,629)  (506)   35,060 -  (667)  867,833
Land   451,908  -  (10,777)  (763)   18,848 - (98)  459,118
Vehicles and aircraft 1,892  -   (835)   (68)  134 -   (8)   1,115
Furniture and fixtures 6,816  - (1,079)   (46)  1,562 -   (1,819)   5,434
(-) Impairment (18.4)  (925,521)   215,012   - -   - -  - (710,509)
(-) Impairment Copel TEL (27,928) 1,989   - -   - -  25,939 -
(-) Special Obligations  (251)  -   89 - (340) -  - (502)
(-) Reclassification (a)  (622,988)  -   - -   41,293 -   581,695 -
    8,885,114   217,001   (601,471)   (25,581) 347,507   754,557  -  9,577,127
In progress                
Cost   795,816   406,173   -   (42,655)   (335,975) - (70,513)  752,846
(-) Impairment (18.4)  (120,308) (67,074)   - -   - -  - (187,382)
(-) Impairment Copel TEL   (3,853) 3,103   - -   - -   750 -
(-) Reclassification (a) (61,309)  -   - - (8,454) -  69,763 -
    610,346   342,202   -   (42,655)   (344,429) -  -  565,464
    9,495,460   559,203   (601,471)   (68,236)  3,078   754,557  - 10,142,591
(a) Reclassification to Assets classified as held for sale (Note 41).          

 

             
             
  Balance as of Additions /
Impairment		   Loss on   Balance as of 
  January 1, 2020 Depreciation disposal Transfers December 31, 2020
In service            
Reservoirs, dams and aqueducts   3,676,692   -   (195,062)   -   (239)  3,481,391
Machinery and equipment   6,003,890   -   (431,088)   (86,550) 160,968  5,647,220
Buildings   908,024   -  (42,593)   (83) 7,227  872,575
Land   462,420   -  (10,617)  (2) 107  451,908
Vehicles and aircraft 3,084   - (1,171) (123) 102   1,892
Furniture and tools 7,949   - (1,559) (238) 664   6,816
(-) Impairment (18.5)  (961,177)   35,656   -   -  - (925,521)
(-) Impairment Copel TEL (81,322)   53,394   -   -  -   (27,928)
(-) Special Obligations (43)   -   46   -   (254) (251)
(-) Reclassification (a)  -   -   -   -   (622,988) (622,988)
   10,019,517   89,050   (682,044)   (86,996)   (454,413)  8,885,114
In progress            
Cost   700,172 273,823   - (8,126)   (170,053)  795,816
(-) Impairment (18.5)  (122,261)  1,953   -   -  - (120,308)
(-) Impairment Copel TEL   (5,325)  1,472   -   -  -  (3,853)
(-) Reclassification (a)  -   -   -   - (61,309)   (61,309)
    572,586 277,248   - (8,126)   (231,362)  610,346
   10,592,103 366,298   (682,044)   (95,122)   (685,775)  9,495,460
(a) Reclassification to Assets classified as held for sale (Note 41).        

 
Schedule of joint operations property plant and equipment

The amounts recorded under property, plant and equipment referring to share of interest of Copel GeT in consortiums are show below:

 

         
  Share Annual average     
Joint operations  Copel GeT (%) depreciation rate  (%) 12.31.2021 12.31.2020
HPP Gov. Jayme Canet Júnior (Mauá) - Consórcio        
Energético Cruzeiro do Sul 51.0      
In service      859,926  859,917
(-) Accumulated depreciation   3.43 (263,792) (235,454)
In progress     20,527 24,827
       616,661  649,290
HPP Baixo Iguaçu 30.0      
In service      692,395  691,833
(-) Accumulated depreciation   3.29   (64,519)   (41,803)
In progress       56,027 50,114
       683,903  700,144
       1,300,564  1,349,434
Schedule of impairment balances

The projects with impairment balances recorded at December 31, 2021 are the following:

 

         
  Property, Plant and Equipment   Value in use
  Cost  Depreciation Impairment 
HPP Colíder   2,489,116 (259,065) (639,529) 1,590,522
Consórcio Tapajós (a) 14,879 -   (14,879)  -
Power plants in Paraná   1,024,841 (109,524) (243,483) 671,834
    3,528,836 (368,589) (897,891) 2,262,356
(a) Project under development        
chedule of impairment of property plant and equipment

The table below shows the changes in the impairment for the year:

Schedule of impairment of property plant and equipment 

           
  Balance as of 

Impairment /

Reversal

 Balance as of 

Impairment /

Reversal

 Balance as of 
  January 1, 2020 December 31, 2020 December 31, 2021
In service          
UHE Colíder  (777,294)   94,101 (683,193)   43,664 (639,529)
Wind power complex Cutia (54,104)   54,104 -   - -
UEGA  -   (138,777) (138,777) 138,777 -
Power plants in Paraná   (129,779)   26,228 (103,551)   32,571   (70,980)
   (961,177)   35,656 (925,521) 215,012 (710,509)
In progress          
Consórcio Tapajós (14,464)   -   (14,464) (415)   (14,879)
Power plants in Paraná   (107,797)  1,953 (105,844)  (66,659) (172,503)
   (122,261)  1,953 (120,308)  (67,074) (187,382)
   (1,083,438)   37,609 (1,045,829) 147,938 (897,891)
Schedule of impairment risk

 

           
Cash-generating units Discount   RA/CA-1  RA/CA-1  Impairment
Risk
rate RA/CA-1 (5% Variation) (10% Variation)
Wind power Assets          
São Bento Complex (a) 7.65% 80.49% 75.81% 71.34%  -
Brisa I Complex  (b) 7.65% 71.34% 66.64% 62.15%  -
Brisa II Complex  (c) 7.65% 63.44% 58.25% 53.33%  -
Bento Miguel Complex (d) 7.65% 22.66% 18.74% 15.03%  -
Cutia Complex (e) 7.65% 16.56% 13.14% 9.89%  -
Jandaíra Complex (f) 7.65% 43.93% 36.66% 29.86%  -
Vilas Complex (g) 5.46% 46.30% 41.61% 37.15%  -
Thermal Assets          
UEG Araucária 7.69% 43.69% 41.11% 38.60%  -
Hydric Assets          
Foz do Areia 5.77% 56.43% 55.65% 54.88%  -
Segredo 5.77% 117.89% 114.23% 110.66%  -
Caxias 5.77% 101.02% 97.38% 93.84%  -
Guaricana 5.77% 27.39% 26.01% 24.66%  -
Chaminé 5.77% 51.69% 50.02% 48.37%  -
Apucaraninha 5.77% 35.88% 34.46% 33.06%  -
Chopim I 5.77% 0.00% 25.08% 21.87%  -
Mauá 5.77% 92.51% 87.73% 83.13%  -
Marumbi 5.77% 30.74% 27.70% 24.78%  -
Cavernoso 5.77% 269.53% 261.06% 252.82%  -
Cavernoso II 5.77% 18.04% 14.95% 11.99%  -
Bela Vista 7.65% 40.42% 35.24% 30.37%  -
Elejor 6.00% 15.27% 13.16% 11.11%  -
(a) Contemplates the GE Boa Vista, GE Farol, GE Olho D’Água e GE São Bento do Norte wind farms.
(b) Contemplates the  Nova Asa Branca I, Nova Asa Branca II, Nova Asa Branca III e Nova Eurus IV wind farms.
(c) Contemplates the  Santa Maria, Santa Helena e Ventos de Santo Uriel wind farms.
(d) Contemplates the São Bento do Norte I, São Bento do Norte II, São Bento do Norte III, São Miguel I, São Miguel II and  GE São Miguel III wind farms.
(e) Contemplates the Cutia, Guajiru, Jangada, Maria Helena, Potiguar, Esperança e Paraíso dos Ventos wind farms.
(f) Contemplates the Jandaíra I, Jandaíra II, Jandaíra III e Jandaíra IV wind farms.
(g) Contemplates the Potiguar B61, Potiguar B141, Potiguar B142, Potiguar B143 e Ventos de Vila Paraíba IV wind farms.

 
Schedule of average depreciation rates

       
       
Depreciation rates (%)   12.31.2021   12.31.2020   12.31.2019 
Average generation segment rates (Note 18.8.1)      
General equipment   6.25   6.26   6.33
Machinery and equipment   3.68   3.39   3.67
Generations   3.42   3.73   3.38
Reservoirs, dams and ducts   2.56   2.68   2.50
Hydraulic turbines   2.90   2.93   0.29
Gas and steam turbines   -   2.00   2.00
Water cooling and treatment   4.00   4.00   4.00
Gas conditioner   4.00   4.00   4.00
Wind power plant unit   4.98   4.94   5.49
Buildings   3.15   3.15   -
Average rates for central government assets      
Buildings   3.33   3.35   3.35
Machinery and office equipment   6.27   6.25   6.25
Furniture and fixtures   6.30   6.25   6.25
Vehicles 14.29 14.29 14.29